JP3251320B2 - Cutting equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an elongated member such as a frame member and a square member such as a core material constituting a triangular panel used for a roof of a prefabricated house or the like. The present invention relates to a cutting device for cutting obliquely with a cutting device.

[0002]

2. Description of the Related Art In general, in a wooden prefabricated house, a wall, a floor, a roof, and the like are constructed by a wooden panel composed of a frame and a surface material attached to at least one surface of the frame. Means have been implemented. In such a construction method, for example, a triangular house-cut panel is used for the wall section of a house with a gable roof. This roof panel is
A frame is composed of a frame material that is assembled in a triangular shape according to the outline of the house cutting panel, and a core material arranged vertically and horizontally inside the frame material, and a triangular face plate is provided on one or both surfaces of the frame. It is manufactured by being stuck.

[0003] In order to manufacture this roof panel, first,
The end face of the triangular frame material and the end face of the core material joined to the inclined frame material have to be cut obliquely at an angle corresponding to the inclination of the roof. Conventionally, when cutting the end surfaces of the frame material and the core material obliquely, an operation using an electric saw whose cutting direction is rotatable, or a work in which the fixing angle of the frame material and the core material can be freely set. A table was used.

[0004]

By the way, the shape of the above-mentioned roof-cut panel becomes various in accordance with various kinds of roof inclinations. Therefore, the lengths of the frame members and the core members constituting the roof cutting panel and the angles of the end faces also differ depending on the roof panel. Further, the length of the core material arranged vertically and horizontally inside the triangular frame body made of the frame material varies depending on the arrangement position according to the inclination of the roof. And
If the angles and lengths of the end faces of the frame material and the core material are incorrect, the frame material and the core material may be disturbed in the shape of the house-cut panel, or the strength of the house-cut panel may be reduced. Yes, it is required to cut at an accurate angle. Therefore, the cutting work of the frame material and the core material required a skilled technique.

[0005] As described above, the cutting work of the frame material and the core material is required to accurately cut the frame material and the core material at various angles and lengths, which is a laborious and difficult work .

The present invention has been proposed in view of the above circumstances, and an object of the present invention is to easily cut a member such as a frame material or a core material at an arbitrary accurate length and angle. It is to provide a cutting device.

[0007]

SUMMARY OF THE INVENTION A cutting device according to the present invention is for cutting a long member such as a square member at an arbitrary length and at an angle. A fixed section, the fixed table is a work table that cuts the member and a conveyor that conveys the member, a conveyor moving unit that supports the conveyor in a vertically movable manner, A stopper is provided on the conveyor so as to extend freely, and a stopper serving as a reference surface of a length for cutting the member when one end of the member conveyed to the conveyor comes into contact, and provided along one side edge of the conveyor. And a ruler that regulates the position of the member, and a pressing portion that presses the member against the ruler and fixes the member only by sandwiching the member with the ruler, wherein the ruler transports the conveyor.
Ruler plates arranged in a line along the direction and movable up and down
And the above-mentioned pressing part directs the piston rod toward the ruler.
And a plurality of cylinders arranged along the length of the ruler.
The above ruler plates are individually movable up and down.
The above cylinder devices are individually controlled
Rutotomoni, the cutting unit above the one side edge of the fixing table, a rack mount disposed along the length of the ruler, on the rack base, of the rack base in the longitudinal direction Means for solving the above-mentioned problems, comprising: a movable table movably arranged; and an electric saw provided on a lower surface of the movable table so as to be rotatable in a horizontal plane and movably along a cutting direction. And

In the cutting apparatus of the present invention, a rack is provided along the ruler on the rack base, and a pinion meshing with the rack is provided on the movable base, and a first pinion for driving the pinion is provided.
And a second stepping motor that rotatably supports the electric saw is provided on the movable table.

[0009]

According to the above construction, the member placed on the conveyor is conveyed by the conveyor, and the position of one end thereof is determined by the stopper which can be extended on the conveyor. And the said member is fixed by the shape pressed against the ruler by the press part. Next, the movable table moves to an arbitrary distance from the stopper, and the electric saw rotates to an arbitrary angle. Then, the member is cut by the electric saw moving along the cutting direction on the conveyor.

In addition, since the rulers are individually composed of ruler plates that can move up and down, when the electric saw passes over the conveyor, the ruler plate at the position where the electric saw passes is moved downward, so that the rulers can be moved. Does not interfere with cutting. Similarly, by retracting the piston rod of the cylinder device of the pressing portion at the position where the electric saw passes, the piston rod does not hinder cutting. Furthermore, with the member to be cut, which is <br/> ie clamped to state fixed by ruler and the piston rod, by moving the vertically movable conveyor downwards, the conveyor is damaged by the electric saw during cutting Never be.

Further , the movement of the movable table with respect to the stopper in the rack table is performed by the first stepping motor, and the movable table can be accurately moved by the rotation angle of the first stepping motor. The rotation angle of the electric saw is accurately determined by the second stepping motor.

[0012]

An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a schematic diagram showing the entire configuration of the cutting device of the present embodiment.
, A fixing table 10 mainly shown in FIGS. 7 to 12, a cutting section 20 mainly shown in FIGS. 12 to 16,
The cutout forming section 30 shown in FIGS. 17 to 20 is mainly configured.

In a prefabricated house having a gable roof or the like, a cutting device is used for manufacturing a triangular wooden panel used for a gable wall portion, a frame member assembled in a triangular frame shape,
A core member arranged vertically and horizontally inside the frame member assembled in a triangular frame shape is formed by cutting a long member A such as a square member.

In the cutting apparatus, the frame material and the core material have different lengths and end face angles in accordance with the shape of the roof.
Since the length differs depending on the disposition position, the length of the member A and the angle of the end face can be arbitrarily determined and cut.

The carry-in section 1 includes a plurality of members A to be cut.
Are successively carried into the fixed base 10, and as shown in FIGS. 2 to 6, a plurality of members A are temporarily stored and a conveyor section for sequentially transporting the members A to the vicinity of the fixed base 10. 2, a cylinder unit 3 that pushes up only the member A closest to the fixed base 10 on the conveyor unit 2, and a member A pushed up by the cylinder unit 3, and moves onto the fixed base 10. And the transport arm 4 to be lowered.

The conveyor section 2 is provided on an installation table 2a arranged adjacent to the fixed table 10 from three belt conveyors 5 arranged at right angles to a belt conveyor 12 of the fixed table 10 described later. It becomes. The three belt conveyors 5 are respectively provided with rotating shafts 5a, 5a arranged in front of and behind the mounting table 2a in parallel with the belt conveyor 12 of the fixed table 10, and these rotating shafts 5a, 5a are provided with a rotating shaft 5a.
a, roller 5b rotatably mounted integrally with 5a ...
And belts 5c wound around these rollers 5b.

That is, the three belt conveyors 5 are:
It goes around as one. A gear 5d is rotatably attached to one of the rotating shafts 5a integrally with the rotating shaft 5a so that the gear 5d is driven via a chain 5f by an electric motor 5e attached to the inner surface of the installation base 2a. Has become.

A limit switch 5g extending above the upper surface of the belt conveyor 5 is provided on the upper surface of the end of the installation table 2a on the side of the fixed table 10, and the upper surface of the end of the belt conveyor 5 on the side of the fixed table 10 is provided. Is detected as to whether or not the member A exists. Further, a stopper 5h for stopping the member A conveyed to the belt conveyor 5 on the end of the belt conveyor 5 is formed in front of the end of the belt conveyor 5 on the side of the fixed base 10. The stoppers 5h are inverted L-shaped plate members as viewed from the side, and each of the belt conveyors 5 is mounted on a cylinder mounting table 14b of the fixed base 10 so that the tip thereof protrudes above the belt conveyors 5. Two are attached.

With such a configuration, the member A conveyed on the belt conveyors 5 contacts the leading ends of the stoppers 5h and stops at that position. The cylinder section 3 is composed of six air cylinders 3a, one for each of the left and right sides of the belt conveyors 5. The air cylinder 3a is vertically mounted on the front side of the installation table 2a.

At the tip of the piston rod 3b of the air cylinder 3a, a cylindrical pressing body 3c is mounted. The diameter of the pressing body 3c is determined by various members A to be cut.
Are adjusted to the width of the member A having the narrowest width. The position of the pressing body 3c is determined by the stopper 5
h corresponds to the position of the tip.

The transport arm 4 is composed of a support 4a standing upright on one side of the conveyor 2 and two guide rails 4b, 4b mounted horizontally on the side of the support 4a.
An arm 6 slidably fitted to the two guide rails 4b, 4b and extending onto the conveyor section 2, an air cylinder 6a for driving the arm 6,
a of two hand parts 7, 7 which are attached to the lower surface of the tip part of FIG.

The arm 6 is provided at its rear end with a fitting plate 6b slidably fitted to the two guide rails 4b, 4b. The upper portion of the fitting plate 6b projects above the upper surface of the support 4a,
A bar-shaped connecting portion 6c is mounted horizontally on the back surface of the protruding portion. The connecting portion 6c is connected to the fitting plate 6
and an air cylinder 6a is mounted on the upper surface of the support 4a in parallel with the guide rails 4b and 4b, and the piston of the air cylinder 6a is The tip of the rod 6d and the tip of the connecting portion 6c are joined.

The two hand units 7, 7 are mounted on a fixed base 10
Are arranged along the traveling direction of the belt conveyor.
The hand units 7, 7 are arranged between two guide rods 7a, 7a (shown only in FIG. 2) penetrating the arm 6 so as to be vertically slidable, and the guide rods 7a, 7a on the upper surface of the arm 6. An air cylinder 7b that is erected and has a piston rod 7c penetrating the arm 6 slidably up and down;
a, 7a, and a support plate 7d which is joined to the ends of the piston rod 7c and is horizontally disposed; and two support plates 7d disposed on the lower surface of the support plate 7d at right angles to the traveling direction of the belt conveyor of the fixed base 10. .. (Only one is shown in FIGS. 3 to 6), and two pairs of inverted L-shaped finger portions 7f slidably mounted on the guide rails 7e, 7e. And these two pairs of finger portions 7f
, And air cylinders 7g attached to the outer surface of each of the fingers 7f at right angles to the fingers 7f.

The finger portions 7f are arranged such that the inner surfaces thereof are parallel and perpendicular to the conveying direction of the belt conveyor of the fixed base 10, and the two pairs of fingers 7f are arranged along the conveying direction. It has become. And the air cylinder 7g ... is the piston rod 7h ...
Are connected to the inner surface of the other finger portion 7f through the one finger portion 7f.
Can be changed so that the interval between the two finger portions 7f can be changed, and the member A can be held between the finger portions 7f.

With such a configuration, the hand units 7, 7 are moved by the arm 6 to the belt conveyor 5 of the loading unit 1.
.. And the belt conveyor 12 of the fixed base 10, and can move up and down with respect to the arm 6. The finger portions 7f of the hand portions 7, 7 can hold the member A therebetween.

The fixing table 10 fixes a member A to be cut by an electric saw 29 of a cutting section 20 to be described later when cutting. 1 to FIG.
As shown in FIG. 6, a stopper 11 which comes into contact with one end of the member A to be cut and serves as a reference surface, and the member A is transported or carried out until one end of the member A comes into contact with the stopper 11 The belt conveyor 12, a ruler 13 arranged on one side of the belt conveyor 12, and a pressing portion 14 arranged on the other side of the belt conveyor 12 are mainly constituted.

As shown in FIG. 10, the stopper 11 has a stopper mounting table (not shown) disposed adjacent to the front end of the belt conveyor 12, and a conveying direction of the belt conveyor 12 on the mounting table. Two guide rails 11a, 11a arranged in parallel with
a, 11a, and the guide rails 11a,
A movable plate 11b slidably fitted to the movable plate 11a; an air cylinder 11c for moving the movable plate 11b along the guide rails 11a; 11a; Two guide rails 11d, 11d arranged at right angles;
d, 11d, and the guide rail 11d,
A contact plate 11e slidably fitted to the guide rail 11d and a contact plate 11e installed on the movable plate 1b.
And an air cylinder 11f that moves along 1d and 11d.

The tip of the contact plate 11e has a ruler 13
Is formed in an L-shape so as to come into contact with one end of the member A on the belt conveyor 12. With such a configuration, the contact plate 11e of the stopper 11 is, as shown in FIG. 8 and the like, a guide rail 11a having a tip abutted on one end of the member A on the belt conveyor 12. ,
11a, moves in the conveying direction of the belt conveyor 12, and further moves along guide rails 11d, 11d to one side of the belt conveyor 12 without interfering with the ruler 13. As shown in FIG. 11, it is drawn to the side so as not to obstruct the carrying out of the member A.

The belt conveyor 12 includes rollers 12a provided at both front and rear ends, a belt 12b wound around the rollers 12a, and a supporting portion rotatably supporting the rollers 12a from the left and right of the rollers 12a. 12c, a roller drive unit (not shown) attached to the support unit 12c,
It comprises a plurality of air cylinders (conveyor moving means) 12d (shown in FIGS. 7 to 12 and 16 ) which support the lower end of the support portion 12c so as to be vertically movable.

Under such a configuration, the belt conveyor 12 can move up and down freely, and when the electric saw 29 of the cutting section 20 passes over the belt conveyor 12, the belt 12b moves down. It is not cut off.

The pressing portion 14 has a large number of air cylinders 14a installed in a row on the other side edge of the belt conveyor 12.
, And a cylinder installation table 14b installed on the other side edge side of the belt conveyor 12 adjacent to the belt conveyor 12 and supporting the air cylinder 12.

The air cylinders 14a are arranged at right angles to the conveying direction of the belt conveyor 12 with the piston rods 14c facing the belt conveyor 12. The piston rod 14 c extends and contracts from one side edge of the cylinder installation table 14 b adjacent to the belt conveyor 12 until it comes into contact with the side surface of the ruler 13. A limit switch (not shown) is attached to each air cylinder 14a to detect whether the piston rod 14c is moving forward until the tip of the piston rod 14c contacts the ruler.

The ruler 13 is composed of a plurality of rectangular ruler plates 13a arranged vertically in a line. The ruler plates 13a are arranged along the conveying direction of the belt conveyor 12, and one side surface of each of the ruler plates 13a is arranged flush. Below the ruler plates 13a, an air cylinder 13d is provided for each ruler plate 13a.
... (shown only in Fig. 16) are erected vertically. The piston rod 13c of this air cylinder 13d ...
Are connected to the lower ends of the ruler plates 13a, and the air cylinders 13d support the respective ruler plates 13 so as to be vertically movable.

The ruler plates 13a are connected to the pressing portions 14
Corresponding to each air cylinder 14a, and a ruler plate 13a
Are formed substantially equal to the interval between the air cylinders 14a of the pressing portion 14. The piston rod 14c of the air cylinder 14a of the pressing portion 14 is advanced so that the distal end of the piston rod 14c abuts a substantially central portion of the ruler plate 13a.

With such a configuration, the fixed base 10
The member A is conveyed by the belt conveyor 12 so that one end of the member A placed on the belt conveyor 12 by the carrying-in section 1 comes into contact with the stopper 11. The ruler 13 extends upward from the upper surface of the belt conveyor 12 in a state where the piston rods 13c of the air cylinders 13d are advanced upward so as to regulate the direction of the member A on the belt conveyor 12. Has become.

The pressing portion 14 is a member that conveys the member A to be cut until one end of the member A comes into contact with the stopper 11. The pressing portions 14 advance the respective air cylinders 14a and move the limiters attached to the air cylinders 14a. The switches detect the air cylinders 14a with the ends of the piston rods 14c abutting against the ruler plate 13, and determine the length of the member A from the position of the air cylinder 14a farthest from the stopper 11 among the air cylinders 14a. Cylinder 14
a are detected as the minimum unit.

The air cylinder 14 of the pressing portion 14
a, the member A on the belt conveyor 12 can be clamped and fixed between the ruler 13 and the tip of the piston rod 14a by advancing the piston rods 14c to the ruler 13 side. Also, the above ruler plate 13a
... air cylinder 14a of the air cylinder 13d ... and the pressing portion 14 for supporting the can, by a control unit to be described later, when cutting Zhou the as those of the portion corresponding to the cutting position is retracted
Has become such a way that state.

The belt conveyor 12 is a member in which the member A on the belt conveyor 12 is sandwiched between rulers 13a and the air cylinder 14a.
An air cylinder 12d supporting the belt conveyor 12 moves downward.

The cutting section 20 includes a rack table 21 arranged along the length direction of the ruler 13 above one side edge of the fixing table 10, and a rack table 21 on the rack table 21 along the length direction of the ruler 13. Two guide rails 22, 22
The guide rail 22, between the guide rails 22,
And a guide rail 2
A movable table 24 slidably fitted to the movable base 2 and 22; a first stepping motor 25 provided on the movable table 24 and having a pinion 25a (shown in FIG. 16) meshing with the rack 23; The second installed on the lower surface of the moving table 24
Stepping motor 26, two guide rails 27, 27 attached to the lower surface of the rotating portion 26a of the second stepping motor 26, and the guide rails 27, 27
And a power saw 29 attached to the saw support 28 slidably.

As shown in FIG. 16, the rack base 21 is composed of two steel pipes arranged in parallel along the ruler 13. The movable table 24 is a rectangular plate extending from above the rack table 21 to above the belt conveyor 12, and has guide rails 22, 22 of the rack table 21 on its lower surface.
Fitting portions 24a, 24a that slidably fit with each other are attached. The movable table 24 can be moved on the rack table 21 at an accurate distance based on an instruction from the control unit by the pinion 25a of the first stepping motor 25 on the movable table 24 and the rack 23.

The second stepping motor 26 is mounted on the lower surface of a portion of the movable base 24 extending from above the rack base 21. Two guide rails 27, 27 are attached to the rear surface of the rotating portion 26a of the second stepping motor 26 in parallel with each other and horizontally via an attachment plate 27a. On one side edge of the mounting plate 27a, the air cylinder 27b is provided with the guide rails 27, 27.
It is attached in parallel with.

As shown in FIGS. 12 to 16, the saw support portion 28 is formed by joining three plate members 28a, 28b and 28c at right angles and integrally with each other. The guide rails 27 are slidably fitted to the guide rails 27. The other plate body 28b is a body vertically suspended from one end of the plate body 28a, and the electric motor 29a of the electric saw 29 is provided through a plate body 28c serving as a flange.
Is attached. The end of the plate 28a is joined to the piston rod 27c of the air cylinder 27b. The electric saw 29 is composed of an electric motor 29a and a circular saw 29b.

With such a configuration, the cutting section 20
The movable table 24 supporting the electric saw 29 is movable along the ruler 13. In addition, the electric saw 29
The stepping motor 26 allows the cutting direction to be accurately rotated to an arbitrary angle. And
The electric saw 29 is adapted to move on the belt conveyor 12 of the fixed base 20 along the cutting direction by the air cylinder 27b.

The notch forming portion 30 includes a belt conveyor 31 provided adjacent to the front end side of the belt conveyor 12 of the fixed base 10, a fixed ruler 32 attached to one side edge of the belt conveyor 31, A pressing portion 33 attached to the other side of the belt conveyor 31;
A stopper 34 provided adjacent to the belt conveyor 31 so as to extend freely on the belt conveyor 31;
A grooving machine installation table 35 provided on one side edge side of 1;
It comprises a grooving machine 36 movably mounted on the grooving machine installation table 35 on the belt conveyor 31 in a direction perpendicular to the fixed ruler 32 of the belt conveyor 33.

The belt conveyor 31 is installed at substantially the same height as the belt conveyor 12 of the fixed base 10 and, as shown in FIG.
They are arranged so as to be in line with 2.

The fixed ruler 32 is a belt conveyor 31.
This is a long plate that is arranged along the belt conveyor 31 so as to extend on the belt conveyor 31 in parallel with the conveyance direction of the belt. The fixed ruler 32 has a notch 32a at a portion where a groove cutting blade 36a described later of the groove cutting machine 36 passes.

The pressing portion 33 includes a cylinder mounting table 33b.
It is composed of two air cylinders 33a, 33a on which the piston rod 33c is placed facing the fixed ruler 32. The air cylinders 33a, 33a are arranged at right angles to the conveying direction of the belt conveyor 31.
The piston rods 33c, 33c of the air cylinders 33a, 33a have ends thereof mounted on the cylinder mounting table 33b.
It extends and contracts until it comes into contact with the fixed ruler 32 from the side edge.

The stopper 34 is slidably disposed on the upper surface of the cylinder mounting table 33b behind the air cylinders 33a, 33a in the conveying direction of the belt conveyor 31 in a direction perpendicular to the conveying direction. . A stopper air cylinder 34a is mounted on the cylinder mounting table 33b adjacent to the stopper 34 in parallel with the air cylinders 33a, 33a. The distal end of the piston rod 34b of the air cylinder 34a is connected to the stopper 34 via a mounting piece 34c.

The grooving machine installation table 35 is provided at a rear end side of the belt conveyor 31 with a support section 35a installed adjacent to the belt conveyor 31, and extends from the upper end of the support section 35a onto the belt conveyor 31. An extension 35b is provided, and two guide rails 35c, 35c are attached to the lower surface of the extension 35b at right angles and horizontally to the conveying direction of the belt conveyor 31. An electric motor 36b of the electric groove cutter 36 is slidably fitted to the guide rails 35c, 35c via a mounting portion 36c. An air cylinder 35d is provided inside the support portion 35a in parallel with the guide rails 35c, 35c.
e The front end is connected to the mounting portion 36c.

The grooving blade 3 of the electric grooving machine 36
6a, one side surface thereof is disposed behind the rear end of the member A fixed on the belt conveyor 31. Therefore,
A notch is formed at the end of the member A.
A support arm 35f extending to the front end side of the belt conveyor 31 along the belt conveyor 31 is attached to the upper surface of the extension 35b. The front support arm 35f has an air cylinder 35g suspended from the tip thereof. The air cylinder 35g is a belt conveyor 3
The upper member A is pressed toward the belt conveyor 31.

With such a configuration, on the belt conveyor 12 of the fixed base 10, the cut member A
However, the stopper 11 of the fixing base 10 and the notch forming portion 30
34 from the belt conveyor 12 of the fixed base 10 to the belt conveyor 31
, And are conveyed by these belt conveyors 12 and 31. Then, once the member A is
After being transported to the front side of the belt conveyer 31 than 4,
The stopper 34 extends on the belt conveyor 31, and the belt conveyor 31 is turned over so that the rear end surface of the member A on the belt conveyor 31 contacts the stopper 34.

At the stage where the stopper 34 is stored again, the grooving machine 36 operates and the member A moves forward.
A notch is formed in the rear end face of the horn. In addition,
The notch of the member A is for joining the other member A to the notch of one member A.

The carry-in section 1, the fixed base 10, the cutting section 20, and the cutout section 30 are controlled by a control section including a well-known control device (not shown). In these control units, the length of the frame material or the core material used for the triangular panel to be manufactured and the angle of the end face are stored in advance, and based on this storage,
The number and type of frame material or core material to be manufactured are calculated from the type and number of panels to be manufactured.

Then, the control unit instructs the length of the core material or the frame material to be manufactured next, the angle of the end face, and whether or not to form the notch, and the fixing table 10, the cutting unit 20, and the notch forming unit 30. Is controlled. In addition, the movement of the member A in the loading unit 1, the fixed base 10, the cutting unit 20, and the notch 30 is detected by a sensor such as a limit switch installed in each device. The control unit controls each device (air cylinder, electric motor, stepping motor, etc.) depending on the position.

Next, the cutting apparatus of this embodiment will be described. First, a member A to be cut (square material or the like) is placed on the conveyor unit 2 of the loading unit 1. At this time, the member A is placed with its length direction aligned with the transport direction of the belt conveyor 12 of the fixed base 10. When there are a plurality of members A ...
They are placed side by side on the conveyor unit 2.

Next, the belt conveyor 5 of the conveyor section 2.
Is operated, and each member A is moved from the most
Are brought into contact with the stoppers 5h. Each member A ... is conveyed to the stopper 5h ... side by a belt conveyer 5 in a state regulated by stoppers 5h ..., so that each member A ... On the conveyer 5... Are parallel to the conveying direction of the belt conveyor 12 of the fixed base 10 and are arranged adjacent to each other.

At this time, the member A in contact with the stoppers 5h contacts the limit switch 5g, and a signal is sent from the limit switch 5g to the control unit. A is a stopper 5h ...
Make sure you are in contact with.

Next, in response to an instruction from the control unit, the cylinder unit 3
Are actuated, and as shown in FIG. 4, the member A from the fixed base 10 which is in contact with the stoppers 5h is pushed upward. At this time, the air cylinder 3
a is such that the diameter of the pressing body 3c corresponds to the narrowest member among the members A to be cut by the cutting device, and only the member A in contact with the stoppers 5h is pushed up. It has become.

Next, the arm 6a of the transfer arm 4 moves onto the pushed member A. And the hand parts 7, 7
Move down to the position where the member A enters between the finger portions 7f... As shown in FIG. 5, the finger portions 7f are closed by the air cylinder portions 7g, the members are sandwiched between the finger portions 7f, and the hand portions 7, 7 are raised.

Next, as shown in FIG. 6, the arm 6a moves on the belt conveyor 12 of the fixed base 10, and the hand units 7, 7 descend. Then, the finger portions 7f are opened, the hand portions 7, 7 are raised, and the member A is placed on the belt conveyor 12. Next, the contact plate 11e of the stopper 11 extends onto the belt conveyor 12, and the contact plate 11e is attached to the member A on the belt conveyor 12.
The belt conveyor 12 conveys the member A such that one end of the member A comes into contact.

Next, as shown in FIG. 8, the piston rod 14c of the air cylinder 14a of the pressing portion 14 extends, presses the member A against the ruler 13, and moves the member A between the ruler 13 and the tip of the piston rod 14c. Hold A. At this time, in the air cylinder 14a, which is behind the rear end of the member A and in which the tip of the piston rod 14c directly abuts the side surface of the ruler 13 without abutting on the member A, the air cylinder 14a is provided. A signal is sent from the limit switch to the control unit.

The control unit determines the length of the member A from the position of the air cylinder 14a closest to the contact plate among the air cylinders 14a for which the limit switch is turned on.
The length of the member A is compared with the length of the core material or the frame material to be manufactured, which is calculated in advance by the control unit. If the length of the member A is less than the length of the core material or the frame material to be manufactured, the piston rod 14c of the air cylinder 14a is retracted and the belt conveyor 12
Is inverted, and the member A is discharged.

If the length of the member A is longer than the lengths of the core material and the frame material to be manufactured, the process proceeds to the next step. Shown in FIG.
As described above, the belt conveyor 12 supported by the air cylinders 12d moves downward, and the contact plate 11e retracts to the side of the belt conveyor 12, so that the member A becomes a ruler 13
Shape that is supported only by pinching the by an air cylinder 14a
The state.

Then, the electric saw 29 is moved by the moving table 24 movably supported by the rack table 21 in accordance with an instruction from the control unit. First, the electric saw 29 is mounted on the contact plate 1 of the member A.
It moves to the vicinity of the contact plate 11e in order to cut the end that contacts the 1e and determine the angle of the end face. Further, at this time, as shown in FIG. 9, the ruler plate 13a near the cutting position and the piston rod 14c of the air cylinder 14a move downward or to the side according to the instruction of the control unit.

Then, the ruler plate 13a, the piston rod 14c and the belt conveyor 12 are connected to the circular saw 2 of the electric saw 29.
The cutting of the member a is started when the possibility of interfering with the member 9b is eliminated. That is, as shown in FIG. 9 and FIG. 14 or FIG. 13, the electric saw 29 is rotated by the second stepping motor 26 at an angle in accordance with the instruction of the control unit,
The electric saw 29 moves on the belt conveyor 12 and the member A
Disconnect.

Next, the moving table 24 is moved from the initial cutting position in accordance with the length of the core material or the frame material to be cut. As shown in FIGS. 10 and 16, similarly to the above, the cutting position and the ruler plate 13 a and the piston rod 14 c near the cutting position are retracted, and the electric saw 29 is rotated to the cutting angle by the second stepping motor 26, Member A
Disconnect.

Next, only the member on the contact plate 11e side of the two cut members A is released from being pressed by the piston rod 14c, and is conveyed by the belt conveyor 12 to the notch forming section 30 which is the next step. Is done. For the remaining member A, its length is calculated by the control unit, and is compared with the length of the core material or the frame material to be cut. If the length is less than the length of the core material or the frame material to be cut, As shown in FIG. 12, the belt conveyor 12 is turned over,
It is carried out to the rear end side.

If the length of the remaining member A is longer than the length of the core material or the frame material to be cut, the belt conveyor 12 causes one end of the member A to be in contact with the contact plate 11e. Returning to the transporting step, the cutting operation is performed.

Next, the member A transported to the notch forming section 30
First, the control unit determines whether or not the member A needs to be formed with the notch. In the case of the member A that does not need the notch, the belt is conveyed to the front side of the belt conveyor 31 by the belt conveyor 31 of the notch forming unit 30. It is carried out.

The member A that needs to be cut is once moved by the belt conveyor 31 of the notch forming section 30 as shown in FIG.
The member A is transported so as to be completely forward of the stopper 34. Then, the stopper 34 is connected to the belt conveyor 3.
1 and the belt conveyor 31 is turned over, and as shown in FIG.
Contact 4

Next, the member a is fixed to the fixed ruler 32 by the piston rods 33c, 33c of the air cylinders 33a, 33a.
To the member A by the air cylinder 35g.
Is pressed and fixed by the belt conveyor 31. Then, the stopper 34 is drawn into the side of the belt conveyor 31.

Next, the grooving machine 36 advances to form a notch at the rear end of the member A. And, the air cylinder 33a,
The member A in which the pressing of 35 g is released and the notch is formed is
It is carried out to the front end side of the belt conveyor 31.

As described above, according to the cutting apparatus of the present embodiment, the operation from the introduction of the member A to the cutting and the formation of the notch can be automatically performed, and the member A can be set to any length and any angle. Can be cut with

When cutting the member A, the member A is sandwiched between the ruler 13 and the piston rod 14a, the belt conveyor 12 is lowered, and the circular saw 29b of the electric saw 29 passes on the belt conveyor 12. Cutting position and ruler plate 13a and piston rod 14 near the cutting position
Since a state that draw c, the circular saw 29b for cutting the member A, the belt conveyor 12 and the limitation plate 13a and a piston rod 14c does not interfere.

Therefore, at the cutting position, the ruler 1
3, a notch is provided, a piston rod 14c for pressing is arranged so as to avoid the cutting position, or the belt conveyor 12 is divided at the cutting position so that a gap is provided at a passing position of the circular saw 29b. Cutting position is notch of ruler 13, position of piston rod 14c, belt conveyor 1
It can be cut at any position without being restricted by the distance between the two.

In the carry-in section 1, an air cylinder section 3 for pushing up the member A is provided at an end on the side of the belt conveyor 5 for transporting the member A to the fixed base 10 side, and the pushed-up member A is clamped. By providing the transfer arm portion 4 for transferring, the members A can be transferred one by one to the fixed base 10 side.

Further, in the fixed base 10, a plurality of air cylinders 14a arranged in a line and a limit switch for detecting whether or not the piston rods 14c of these air cylinders 14a extend until they come into contact with the ruler 13. The length of the member A on the fixed base 10 can be measured in units of the distance between adjacent air cylinders 14a.

Further, when the member A is fixed to the fixed base 10, its length is measured once, and then compared with the lengths of the core material and the frame material to be manufactured calculated in advance by the control unit. Since the cutting operation is started, the short member A is carried in, so that the short member A is not cut, and is not carried out as a core material or a frame material. When assembling a triangular-shaped panel, short members do not enter, so that there is no shortage of core material or frame material.

Further, the cutting device is provided with a notch forming portion 30 for forming a notch on the end face of the member A.
A notch can be formed in the member A continuously with the cutting of the member A, and the member A conveyed from the cutting device can be assembled as it is to produce a triangular panel frame. Note that the cutting device of the present invention is not limited to the above-described embodiment, and specific configuration requirements such as the shape, dimensions, and material of each member can be appropriately changed upon implementation.

[0080]

As described above in detail, according to the cutting apparatus of the present invention, when manufacturing members such as a frame material and a core material of a house-cut panel, the members can be automatically and easily selected. And the end face of the member can be cut at any angle. Further, according to the cutting device of the present invention,
For example, when cutting a member, use a ruler and a piston rod
When the belt conveyor is lowered,
The ruler plate where the electric saw passes on the belt conveyor
And the piston rod of the pressing part is retracted.
So that the electric saw that cuts the members
The bear, ruler plate and piston rod do not interfere.
In addition, the member can be cut at any position.

The cutting device of the present invention supports the electric saw.
To move the moving table and determine the cutting angle of the electric saw
Rotating the electric saw with a stepping motor
Can cut the member at the correct length and angle
You.

[Brief description of the drawings]

FIG. 1 is a plan view schematically showing the entire cutting apparatus of the embodiment.

FIG. 2 is a perspective view of a main part showing a loading section of the cutting device.

FIG. 3 is a side view of a cutting device for explaining the loading unit.

FIG. 4 is a side view of a cutting device for explaining the loading unit.

FIG. 5 is a side view of the cutting device for explaining the loading unit.

FIG. 6 is a side view of the cutting device for explaining the loading unit.

FIG. 7 is a perspective view of a main part showing a fixing base and a cutting part of the cutting device.

FIG. 8 is a perspective view of a main part showing the fixing base and a cutting part.

FIG. 9 is a perspective view of a main part showing the fixing base and a cutting part.

FIG. 10 is a perspective view of a main part showing the fixing base and a cutting part.

FIG. 11 is a perspective view of a main part showing the fixing base and a cutting part.

FIG. 12 is a perspective view of a main part showing the fixing base and a cutting part.

FIG. 13 is a front view showing the fixing base and the cutting section.

FIG. 14 is a perspective view of a main part showing the fixing base and a cutting part.

FIG. 15 is a perspective view of a main part showing the fixing base and a cutting part.

FIG. 16 is a cross-sectional view showing the fixing base and a cutting section.

FIG. 17 is a perspective view of a main part showing a cutout forming part of the cutting device.

FIG. 18 is a perspective view of a main part showing the cutout forming part.

FIG. 19 is a perspective view of a main part showing the cutout forming part.

FIG. 20 is a perspective view of a main part showing the cutout forming part.

[Explanation of symbols]

A member 10 Fixed base 11 Stopper 12 Belt conveyor (Conveyor) 12d Air cylinder (Conveyor moving means) 13 Ruler 13a Ruler plate 14 Pressing part 14a Air cylinder of pressing part (cylinder device) 14c Piston rod of air cylinder of pressing part 20 Cutting Unit 21 Rack stand 23 Rack 24 Moving stand 25 First stepping motor 25a Pinion 26 Second stepping motor 29 Electric saw

──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-1-180301 (JP, A) JP-A 57-57902 (JP, U) JP-A 56-121519 (JP, U) JP-A 3- 103701 (JP, U) Shokai Sho 56-86102 (JP, U) Japanese Patent Publication No. 49-35312 (JP, B1) (58) Fields investigated (Int. Cl. ⁷ , DB name) B27B 5/18-5 / 20 B27B 25/04 B27B 27/00

Claims (2)

(57) [Claims] 1. A cutting device for cutting a long member such as a square member at an arbitrary length and angle, comprising: a fixing base for fixing the member; and a cutting unit for cutting the member. The fixed base is a work table for cutting the member and a conveyor for conveying the member, a conveyor moving means for vertically supporting the conveyor, and provided on the conveyor so as to extend freely. A stopper serving as a reference surface having a length for cutting the member by contacting one end of the member conveyed to the conveyor, and a stopper provided along one side edge of the conveyor and regulating the position of the member A ruler and a pressing portion that presses the member against the ruler and fixes the member only by sandwiching the member with the ruler, wherein the rulers are arranged in a line along the conveying direction of the conveyor.
And a ruler plate which can be moved up and down.
With the piston rod facing the ruler and the length of the ruler
Consisting of a plurality of cylinder devices arranged along
The ruler plates are individually controlled to move up and down individually,
The apparatus is individually controlled to be extendable and contractable, and the cutting portion is provided above the one side edge of the fixing base, along a length of the ruler, along a length of the ruler. A moving table movably arranged along the length direction of the rack table; and an electric saw provided on a lower surface of the moving table so as to be rotatable in a horizontal plane and movably along the cutting direction. A cutting device, comprising: 2. The rack base is provided with a rack along the ruler, the movable base is provided with a pinion that meshes with the rack, and a first stepping motor that drives the pinion is provided on the movable base. The cutting device according to claim 1, further comprising a second stepping motor that rotatably supports the electric saw.