JPH08197491A - Slitter for wall paper starcher - Google Patents

Abstract

PURPOSE: To position rotary blades correctly by providing feed screw mechanism for positioning a pair of rotary blades in a direction orthogonal to a wall material conveying direction in a slitter having a vertical pair of rotary blades and shearing the end part of sheet like wall material with paste applied to one side, in the process of conveyance. CONSTITUTION: A slitter 30 for a starcher has a slitter over cutter (upper blade) 2 and an under cutter (lower blade) 3 disposed at both end parts of shafts 53a, 53b laid over the whole length, and the upper and lower blades 2, 3 are respectively provided with feed screw mechanism. Each feed screw mechanism is formed of precision trapezoidal screws 51a, 52a and over cutter brackets 51b, 51b, and the respective precision trapezoidal screws 51a, 51b are interlockingly rotated through a gear box 10 by the operation of a rotary blade positioning control box 55 self-containing a motor and receiving the output of an encoder 56. The easy and correct positioning of the upper and lower blades 2, 3 in the width direction can thereby be realized.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention is used, for example, in a wallpaper gluing machine for continuously applying glue to the back surface of a wall covering while it is being conveyed. It relates to machine slitters.

[0002]

2. Description of the Related Art FIG. 4 is a schematic diagram of a sizing machine slitter 1 mounted on a conventional general wallpaper sizing machine. As shown in FIG. 4, the slitter 1 is mainly composed of an overcutter (upper blade) 2, an undercutter (lower blade) 3, a short shaft 4, a long shaft 5, a guide roll 6, and a spring stopper 7. Is configured.

The overcutter 2 is formed in a circular shape, and is slidably supported on short shafts 4 which are separately attached above both ends of the slitter 1. The overcutter 2 is fixed on the short shaft 4 by tightening a set screw (set bolt) 2b attached to a boss 2a provided on the overcutter 2.

The short shaft 4 slidably supports the overcutter 2 and has one end fixed inside a front side plate (hereinafter referred to as "overstay") 12 made of aluminum or the like of the slitter 1. Bracket for short shaft with bearing (hereinafter referred to as "SS bracket")
Called. ) 14 is rotatably supported, the other end is housed in the gear box 10, and the slitter 1 moves in a direction (arrow Y direction) orthogonal to a wall material conveying direction (arrow X direction) described later. It is attached above both ends. still,
In the gear box 10, a gear provided on a long shaft 5 described later and a gear provided on the short shaft 4 are accommodated in a meshed state.

The undercutter 3 is formed in a circular shape, and is fixed to the cutter set boss 8 by being screwed to the cutter set boss 8. The undercutter 3 is in contact with the other end of the spring 9 held by the spring stopper 7 through the cutter set boss 8 and is always directed toward the overcutter 2 by the elastic force of the spring 9. Is being urged.

The undercutter 3, the spring stopper 7, and the coil 9 are slidably supported on the long shaft 5, respectively. By tightening a set bolt 7a attached to the spring stopper 7, Each of the under cutter 3, the spring stopper 7, and the coil 9 is fixed on the long shaft 5.

Both ends of the long shaft 5 are housed in the gear box 10 and are arranged in parallel with the short shaft 4 across the lower ends of the slitter 1, and the rear side plate of the slitter 1 made of aluminum or the like. (Hereinafter, referred to as “center stay”) 13 is rotatably supported by a long shaft bracket (hereinafter referred to as “LS bracket”) 14 fixed inside. A short shaft 4, a spring stopper 7, a spring 9, and a guide roll 6 for smoothly feeding the conveyed wall covering material into the main body of the gluing machine, which will be described later, are rotatably supported.

A scale (scale plate) 16 is attached to the slitter 1 at a position corresponding to the overcutter 2 on the outer surface of both ends of the overstay 12, and on the inner surface of the overstay 12. In order to prevent the conveyed wall covering material from bending on the guide roll 6, a tension board 19 that holds the wall covering material on the guide roll 6 and can be opened and closed up and down is attached.

Further, a hook 17 is provided on the outer surface of the center stay 15 so that the slitter 1 can be easily attached to or detached from the gluing machine. A power transmission gear 18 for transmitting the drive of the gluing machine and driving the slitter 1 is provided on the rear surface side of one gear box 10.

FIG. 5 is a schematic configuration diagram of the front side of the sizing machine 20 to which the slitter 1 is attached, and FIG. 6 is a schematic configuration diagram of the rear side of the sizing machine 20 to which the slitter 1 is attached. . As shown in FIGS. 5 and 6, the gluing machine 20 includes a main body portion 21, a glue tub 22 for holding glue, and a plurality of rolls 2.
3 to 29, a control box 30, and a leg portion 31 are mainly configured.

The main body portion 21 is connected to the rear surface side of the main body portion 21 by a hinge and is composed of an upper structure 21a and a lower structure 21b which can be opened and closed. The upper structure 21a or the lower structure 21b is glued inside. Tub 22 and multiple rolls 2
3 to 29 are incorporated. In addition, the slitter 1
On the rear surface side of the lower structure 21b.
It is attached by locking the hook 17 of the slitter 1 to a metal stay (not shown) fixed in parallel with 29.

The leg portions 31 support the main body portion 21 at a predetermined height, and the cross core rod 3 of the wall covering material (cross) 33 wound around the cross core rod 33a in a roll shape.
A cross receiving bracket 32 that rotatably supports 3a is provided on the rear surface side of the leg portion 31.

The control box 30 has a drive motor and a control unit (not shown) inside, an operation panel 30a on the outside, and is detachably attached to one side of the body 21. The drive motor meshes with a gear attached to a shaft end of a required roll of the plurality of rolls 23 to 29, and drives the rolls so that the rolls interlock with each other at a predetermined peripheral speed ratio. The drive of the drive motor is controlled by the control device, and by operating the operation panel 30a installed in the control box 30, the operation command and the operation condition are given to the control device. A control information signal including is supplied.

The assembly of the plurality of rolls 23 to 29 is carried out in the upper structure 21a by the cross 33.
Upper pinch roll 27 for taking in the main body 21
a, a pressing roll 28 that presses the conveyed cloth from above and rotates following it, and a drive roll 26 that applies a feeding tension to the cloth 33 in a state where gears attached to predetermined shaft ends mesh with each other. They are arranged in parallel and are supported by holes formed in a frame side plate made of aluminum or the like of the upper structure 21a directly or through a solid lubricating ring (not shown).

In the lower structure 21b,
The cloth 33 faces the upper pinch roll 27a.
An upper pinch roll 27a for sandwiching and taking in the inside of the main body portion 21, a relatively heavy gluing roll 23 for applying the glue on the back surface of the conveyed cloth, and an amount of gluing to the gluing roll 23 are adjusted. The doctor roll 24, a leveling roll 25 located on the downstream side of the gluing roll 23 for leveling the glue applied to the cloth 21, and the state in which it is partially immersed in the glue in the glue tub 22 A gluing roll 29 that rotates in conjunction with the gluing roll 24 and lifts the glue to the gluing roll 24 is arranged in parallel in a state in which gears attached to predetermined shaft ends are meshed with each other, and the lower structure 21b Direct or solid lubrication ring (not shown) in the hole made in the frame side plate made of aluminum etc.
Is bearing through.

Further, in the gluing work, the operator first cuts the ears of the extra width dimension in order to make the width of the cloth 33 (width in the direction orthogonal to the cloth conveying direction) a desired width dimension. First, while visually observing the scale plate 16, the over cutter 2 is moved on the short shaft 4 and the under cutter 3 is moved on the long shaft 5 to set a desired cross width.

In order to set the overcutter 2 and the undercutter 3 to desired cross widths, the overcutter 2 is fastened to the boss 2a of the overcutter 2 which is fixed on the short shaft 4. By loosening the set bolt 2b and loosening the set bolt 7a tightened in the spring stopper 7 fixing the undercutter 3 on the long shaft 5, the overcutter 2 and the undercutter 3
To a desired position, and again the set bolt 2b,
7a is tightened and the over cutter 2 and the under cutter 3 are fixed.

After that, the operator lifts the upper structure 21a upward to open the main body 21 and sets the operation panel 30a of the control box 30 in order to initialize the glue.
Is operated to drive the motor, and the over cutter 2, the under cutter 3, and the guide roll 6 arranged in the plurality of rolls 23 to 29 and the slitter 1 are rotated in accordance with the drive of the motor. Drive it.

The over cutter 2, the under cutter 3 and the guide roll 6 arranged in the slitter 1 mesh with a gear attached to the shaft end of a necessary roll of the plurality of rolls 23 to 29. It is adapted to be rotationally driven via the power transmission gear 18.

Then, the tip of the cloth 33 is pulled out, and the tip of the cloth 33 is passed through the gap between the rotating overcutter 2 and the undercutter 3 to cut excess ears of the cloth, and glue is applied. It is hung on the front side of the machine body 21, the drive of the motor is stopped, and the upper structure 21a is closed.

After that, the operator further cuts the tip portion of the cloth 33 which is not glued along the cutter guide 34 arranged in the lower structure 21b, and completes the glueing initial setting.

After the gluing initialization is completed, the operator
A desired cross length is input from the operation panel 30a, and the plurality of rolls 23 to 29, the overcutter 2, the undercutter 3, and the guide roll 6 that are connected by gears by driving the motor rotate at a predetermined peripheral speed ratio. As a result, the cloth 33 is conveyed to the inside of the gluing machine main body 21 and has a desired cloth width.
The glue in the glue tub 22 is applied to the gluing roll 23 by 9 and the gluing applied to the gluing roll 23 is adjusted by the doctor roll 24. The gluing roll 2 on the back side
No. 3 surface glue is applied.

The glued cloth 33 is then pulled by the drive roll 26 and the leveling roll 25 while being given a proper tension, and sent out to the front surface of the main body 21. At this time, the leveling action of the glue surface is given by the peripheral speed difference of the leveling roll 25. When the desired cross length appears on the front surface, the drive of the motor is temporarily stopped, and the cross 3
3 is cut by a cutter along the cutter guide 34, and is accumulated on the tray 35 provided on the front surface of the main body 21 and the glued cloth 33 is folded. The worker repeats this work.

As described above, the conventional wallpaper sizing machine slitter 1 is mounted on the rear surface side of the sizing machine main body 21 to set the over cutter 3 and the under cutter 4 to a desired cross width dimension. The set bolt 2b,
Operate 7a to short shaft 4, long shaft 5
The ears of the cloth 33 to be conveyed are cut by slidingly moving and positioning the cloth 33.

The conventional slitter for wallpaper gluing machine is
The slitter is not limited to a slitter that is driven in conjunction with the gluing machine, and a slitter-specific drive motor is provided. The drive motor rotationally drives the overcutter 3 and the undercutter 4 to cut the ears of the cloth 33 to be conveyed. There are also types.

[0026]

However, in the above-mentioned conventional slitter for wallpaper gluing machine, when the overcutter 3 and the undercutter 4 are set to a desired cross width dimension, the overcutter 3 and the undercutter 4 are set. To loosen the set bolts 2b and 7a once and position them, and then fix the over cutter 3 and the under cutter 4 to the short shaft 4 or the long shaft 5 again.
Since the operation of refastening b and 7a has to be performed, there is a problem that it is very complicated.

Moreover, the overcutter 3 and the undercutter 4 are each provided in the slitter 1 in a total of two in total.
Since individual pieces are arranged, it is very complicated to operate the set bolts (2b, 7a) each time the desired cross width is different.

When positioning the overcutter 3 and the undercutter 4, the operator touches them directly with his / her hand, and the overcutter 3 and the undercutter 4 are touched.
Since it was moved on the short shaft 4 or the long shaft 5, there was a problem that the handling thereof requires attention.

Further, when the desired width of the cloth is changed during the gluing work, the glue adhered to the operator's hand during the gluing work also adheres to the over cutter 3 and the under cutter 4, There is a problem in that the cloth 33 cannot be cut to such an extent that it is sufficiently satisfied, or that the cloth 33 is deteriorated.

In addition, in the conventional slitter for wallpaper gluing machine, the over cutter 3 and the under cutter 4 are used.
When setting the desired cross width, the operator directly touches the scale plate 16 with his / her eyes to determine the positions of the over cutter 3 and the under cutter 4, and therefore, depending on the degree of the sense of the operator, However, there is a problem that it is difficult to accurately set the desired cross width.

Further, in the conventional slitter for wallpaper sizing machine, since the scale plate 16 is located on the rear surface side of the sizing machine when it is attached to the sizing machine main body portion 21, it is desired during the sizing operation. When the cross width is changed, it is difficult to confirm whether the set cross width is accurate or not.

The present invention has been made in view of the above problems, and provides a slitter for a wallpaper gluing machine in which a pair of upper and lower rotary blades can be easily positioned in a direction orthogonal to the wall material to be conveyed. Is to get.

Another object of the present invention is a wallpaper paste which can be positioned in a direction orthogonal to the wall covering material conveyed at one time without separately positioning the blades of the pair of upper and lower rotary blades. To get a slitter for machine.

Another object of the present invention is to obtain a slitter for wallpaper gluing machine which can be positioned in a direction orthogonal to the wall material to be conveyed without touching a pair of upper and lower rotary blades. .

Another object of the present invention is to obtain a slitter for wallpaper gluing machine which does not deteriorate the pair of upper and lower rotary blades.

Another object of the present invention is to provide a slitter for wallpaper gluing machine which can accurately and surely determine the positions of a pair of upper and lower rotary blades.

Another object of the present invention is to obtain a slitter for a wallpaper gluing machine, which can easily confirm the positions of a pair of upper and lower rotary blades.

[0038]

In order to achieve the above-mentioned object, the slitter for wallpaper gluing machine according to the invention as defined in claim 1 has a pair of upper and lower rotary blades which are rotationally driven and is being conveyed. In a slitter for a wallpaper gluing machine that shears an end of a sheet-like wall covering material on one side of which is continuously coated with a glue, the pair of upper and lower rotary blades are set in a conveying direction of the wall covering material. It is characterized by comprising a feed screw mechanism for positioning in a direction orthogonal to.

Further, in the slitter for wallpaper gluing machine according to the invention described in claim 2, in the slitter for wallpaper gluing machine according to claim 1, the feed screw mechanism corresponds to each of the upper and lower rotary blades. It is characterized in that it includes a first feed screw mechanism and a second feed screw mechanism which are arranged as described above.

Further, in the slitter for wallpaper gluing machine according to the invention described in claim 3, in the slitter for wallpaper gluing machine according to claim 1, an electric motor for rotationally driving the feed screw mechanism is provided. It is a feature.

Further, in the slitter for wallpaper gluing machine according to the invention described in claim 4, the slitter for wallpaper gluing machine according to claim 1 is provided with a manual rotation handle for rotationally driving the feed screw mechanism. It is characterized by that.

Further, in the slitter for wallpaper gluing machine according to the invention described in claim 5, in the slitter for wallpaper gluing machine according to claim 2, the first and second feed screw mechanisms are commonly rotated. It is characterized in that it is provided with an interlocking rotation mechanism for driving.

Further, in the slitter for wallpaper gluing machine according to the invention described in claim 6, in the slitter for wallpaper gluing machine according to claim 1, a display for displaying the positioning position of the rotary blade by the feed screw mechanism. It is characterized by having means.

In the slitter for wallpaper gluing machine according to the invention described in claim 7, in the slitter for wallpaper gluing machine according to claim 6, the display means measures the rotation amount of the feed screw mechanism. It is characterized in that it includes an encoder.

Further, in the slitter for wallpaper gluing machine according to the invention described in claim 8, in the slitter for wallpaper gluing machine according to claim 6, the display means is an indicator needle that is displaced together with the rotary blade. , A position display scale attached to a fixing member of the slitter.

[0046]

According to the slitter for wallpaper gluing machine according to the invention described in claim 1, by operating the feed screw mechanism, the pair of upper and lower rotary blades are orthogonal to the conveying direction of the wall covering material. It is positioned in the direction to do.

That is, in the conventional slitter for wallpaper gluing machine, the rotary blade is positioned at the desired cross width by operating the set bolt (set screw).
In the present invention, the slitter for wallpaper gluing machine is provided with a feed screw mechanism, and the feed screw mechanism is operated to position the rotary blade to a desired cross width.

Therefore, the complicated operation of loosening or tightening the set bolt is eliminated, and the rotary blade can be easily positioned to the desired cross width.

According to the slitter for wallpaper gluing machine according to the invention described in claim 2, in the slitter for wallpaper gluing machine according to claim 1, the first slitter is provided corresponding to each of the upper and lower rotary blades. A feed screw mechanism and a second feed screw mechanism are included in the feed screw mechanism.

That is, the upper and lower rotary blades are respectively separated by the first feed screw mechanism and the second feed screw mechanism.
The wall material is positioned in a direction orthogonal to the conveying direction.

Therefore, the upper and lower rotary blades can be reliably and easily positioned to the desired cross width.

According to the slitter for wallpaper gluing machine according to the invention described in claim 3, in the slitter for wallpaper gluing machine according to claim 1, the feed screw mechanism is rotationally driven by an electric motor.

That is, the feed screw mechanism is driven by operating the electric motor to position the pair of upper and lower rotary blades. As a result, it is possible to freely position the rotary blade in a direction orthogonal to the conveying direction of the wall covering without touching the rotary blade, and to prevent deterioration of the rotary blade because the rotary blade is not touched. You can

If a stepping motor, for example, is used as the electric motor, the feed screw mechanism can be driven at a constant rotation angle, and the rotary blade can be accurately positioned.

In the slitter for wallpaper gluing machine according to the invention described in claim 4, in the slitter for wallpaper gluing machine according to claim 1, the feed screw mechanism is rotationally driven by a manual rotation handle.

That is, the feed screw mechanism is driven by operating the manual rotation handle to position the pair of upper and lower rotary blades. As a result, it is possible to freely position the rotary blade in a direction orthogonal to the conveying direction of the wall covering without touching the rotary blade, and to prevent deterioration of the rotary blade because the rotary blade is not touched. You can

According to the slitter for wallpaper gluing machine according to the invention described in claim 5, in the slitter for wallpaper gluing machine according to claim 2, the first and second feed screw mechanisms are common by the interlocking rotation mechanism. Is driven to rotate.

That is, the first and second feed screw mechanisms are
The drive sources are the same drive source by the interlocking rotation mechanism. As a result, the first and second feed screw mechanisms are always driven to rotate at the same time, and the respective blades of the pair of upper and lower rotary blades can be positioned in the direction orthogonal to the wall material conveyed at one time. It will be possible.

According to the sixth aspect of the present invention, there is provided a wallpaper sizing machine slitter according to the first aspect, wherein the wallpaper sizing machine slitter is provided with a display means, and the display means comprises the feed screw mechanism. The positioning position of the rotary blade is displayed.

That is, in the slitter for wallpaper gluing machine according to the present invention, the pair of upper and lower rotary blades are positioned by the feed screw mechanism in the direction orthogonal to the wall material to be conveyed, and therefore the display means is provided. , Displaying the position of the rotary blade positioned by the feed screw mechanism.

Therefore, unlike the conventional slitter for wallpaper gluing machine, the operator cannot directly touch the hand to position the pair of upper and lower rotary blades and accurately position them at a desired position. Is eliminated, and the positioning position can be accurately and reliably determined.

According to the slitter for wallpaper gluing machine according to the invention described in claim 7, in the slitter for wallpaper gluing machine according to claim 6, the display means is composed of an encoder, and the encoder is the feed screw. Measure the amount of rotation of the mechanism.

That is, since the feed screw mechanism is rotationally driven by the electric motor or the manual rotation handle,
The encoder measures and displays the rotation amount.

Therefore, it becomes possible to accurately and surely determine the positioning positions of the pair of upper and lower rotary blades.

In the slitter for wallpaper sizing machine according to the invention described in claim 8, in the slitter for wallpaper sizing machine according to claim 6, the display means is composed of an indicator needle and a position display scale. The indicating needle is displaced together with the rotary blade, and the position indicating scale is attached to the fixing member of the slitter.

That is, since the rotary blade is positioned and displaced by the feed screw mechanism in a direction orthogonal to the wall material to be conveyed, for example, an indicator needle is attached to the rotary blade, and a position indicating scale is provided on a fixed member of the slitter. By attaching, the position of the rotating blade that is displaced is always displayed. Of course, the indicator needle may be attached to the feed screw mechanism.

Therefore, the positioning positions of the pair of upper and lower rotary blades can be accurately and surely determined, and the positioning positions of the rotary blades can be easily confirmed.

[0068]

1 is a schematic top view showing the inside of a slitter for a wallpaper sizing machine according to a first embodiment of the present invention.
The biggest difference between the slitter 50 for wallpaper gluing machine according to the present embodiment and the conventional example is that the overcutter (upper blade) 2 is provided with the first feed screw mechanism 51 as shown in FIG. The point is that the under cutter (lower blade) 3 is provided with the second feed screw mechanism 52. The same parts as those in the conventional example are designated by the same reference numerals and the description thereof will be omitted. Also,
The front side plate (over stay) made of aluminum or the like, the rear side plate (center stay), the cover of the gear box 10 and the like described in the conventional example are removed for convenience of description of the present embodiment.

The first feed screw mechanism 51 comprises a first precision trapezoidal screw 51a and an over cutter bracket (hereinafter referred to as "OC bracket") 51b. The screw 51a and the OC bracket 51b are arranged in a screwed state.

Further, one end of the first precision trapezoidal screw 51a is rotatably fixed to an overstay (not shown) through a bearing 54a, and the other end is provided with an overcutter moving gear described later, The gearbox 10 is axially supported by the inner side plate 10a.

At one end of the OC bracket 51b, the boss 2a of the overcutter 2 is attached to the bearing 5
4b, and the other end is slidably supported in the direction orthogonal to the cross conveyed on the first shaft 53a attached to both ends of the slitter 50.

The second feed screw mechanism 52 has a second precision trapezoidal screw 52a and an undercutter bracket (hereinafter referred to as "UC bracket") having one end attached to the coil stopper 7 or integrally formed. 52b
And the second precision trapezoidal screw 52a.
And the UC bracket 52b are arranged in a screwed state.

The other end of the UC bracket 51b is
The second mounted across both ends of the slitter 50
It is slidably supported on the shaft 53b in a direction orthogonal to the cloth conveyed.

Further, one end of the second precision trapezoidal screw 52a is rotatably fixed to a center stay (not shown) via a bearing 54c, and the other end is provided with an undercutter moving gear described later, The gearbox 10 is axially supported by the inner side plate 10a.

Further, the difference between the slitter 50 for wallpaper gluing machine according to the present embodiment and the conventional example is that, as shown in FIG. The rotary blade positioning control box 55 having a built-in feed screw mechanism drive motor (electric motor) for driving the two feed screw mechanisms 51, 52, and the rotation amount of the precision trapezoidal screw 51a of the feed screw mechanism 51 are measured and The point is that an encoder 56 that displays the amount of rotation is attached.

The drive motor for the feed screw mechanism is not particularly limited, but in the present embodiment, the first and second feed screw mechanisms 51, 52 can be driven at a constant rotation angle. Uses a stepper motor that can.

Further, in FIG. 1, the encoder 56 is
The first feed screw mechanism 51 is attached to the side of the first feed screw mechanism 51.
Since it is arranged above the slitter 50 as compared with the slitter 50, it is attached to the first feed screw mechanism 51 side so that the operator can easily see the encoder 56.
It may be attached to either of the feed screw mechanisms 51 and 52. Of course, you may attach to both.

FIG. 2 is an explanatory view showing the gear connection state of the slitter 50 for wallpaper gluing machine according to this embodiment. As shown in FIG.
Precision trapezoidal screw 51a, an overcutter moving gear 51c provided at the end, an overcutter driving gear 2c provided at the end of the short shaft 4, and an undercutter provided at the end of the long shaft 5. The drive gear 3a, the drive motor gear 55a provided in the feed screw mechanism drive motor, and the second precision trapezoidal screw 52a.
Gear 52c for moving the undercutter provided at the end of the
And a power transmission gear 18 for transmitting the rotation of the drive motor of the gluing machine described in the conventional example to rotate the cutters 2, 3 of the slitter 50, respectively, at predetermined intervals.

The over-cutter moving gear 51c and the under-cutter moving gear 52c mesh with the drive motor gear 55a and rotate in conjunction with each other, so that the drive motor for the feed screw mechanism can be driven. Accordingly, the first precision trapezoidal screw 51a and the second precision trapezoidal screw 52a are rotationally driven.

Then, as the first precision trapezoidal screw 51a and the second precision trapezoidal screw 52a are rotationally driven, an OC bracket screwed with the first and second precision trapezoidal screws 51a, 52a. The 51b and the UC bracket 52b are configured to move in a direction orthogonal to the cloth 33 to be conveyed.

Further, the over cutter driving gear 2
c and the undercutter driving gear 3a are rotated by the power transmission gear 18 as described in the conventional example. The over cutter driving gear 2c, the under cutter driving gear 3a, and the power transmission gear 18 are the over cutter moving gear 51.
c, the gear 52c for moving the undercutter, and none of the gears of the drive motor 55a mesh with each other. This is because the power for rotating the rotary blades 2, 3 and the power for positioning the rotary blades 2, 3 are different. That is, the power for rotating the rotary blades 2, 3 is taken from the drive motor of the gluing machine, and the power for positioning the rotary blades 2, 3 is the drive motor for the feed screw mechanism.

The wallpaper sizing machine slitter 50 according to the first embodiment having the above-described configuration is installed in the sizing machine 20 (see FIGS. 5 and 6).
In order to position the over cutter 2 and the under cutter 3 in a desired cross width, the rotary blade positioning control box 55 is operated to input the movement amount of the rotary blades 2 and 3 to the control device. , Drive the feed screw mechanism drive motor. The encoder 56 displays the amount of movement of the rotary blades 2 and 3 and the current position of the rotary blades 2 and 3 input to the control device.

As a result, the first and second feed screw mechanisms 5
1, 52 are driven according to the rotation of the meshed gears 51c, 55a, 52c to move the over cutter 2 and the under cutter 3 in a direction orthogonal to the conveyed cloth.

As a result, the operator can easily rotate the rotary blades 2, 3
Can be set to a desired cross width. Moreover, since the rotary blade is not touched as in the conventional case, the rotary blade does not deteriorate. Further, since the first and second feed screw mechanisms are driven in conjunction with each other, the rotary blades 2 and 3 are positioned in a direction orthogonal to the cloth 33 conveyed at one time without separately positioning each blade. be able to.

Further, the encoder 56 measures the drive amount of the first feed screw mechanism 51 and displays the actual movement amount and the current position of the rotary blades 2, 3. As a result, the rotary blades 2 and 3 can be positioned accurately and surely even when the desired width of the cloth is not reached. The operation of the gluing machine 20 and the rotational drive of the overcutter 2 and the undercutter 3 are the same as those in the conventional example, and thus the description thereof is omitted.

FIG. 3 is a schematic structural top view showing the inside of the slitter 50 for wallpaper gluing machine according to the second embodiment of the present invention. The difference from the first embodiment is that, as shown in FIG.
The drive motor for the feed screw mechanism shown in the first embodiment is a manual rotation handle 61, and the encoder 56 is a position display graduation mechanism 62 composed of an indicator needle 62a and a scale shaft 62b. The same parts as those in the first embodiment are designated by the same reference numerals and the description thereof will be omitted.

The manual rotation handle 61 is attached to the shaft holding the drive motor gear 55a described in the first embodiment. The manual rotation handle 61 may be detachable.

The scale shaft 62b constituting the position indicating graduation mechanism 62 is fixed to the inner side plate 10a of the gearbox 10 by bearing across the both ends of the slitter 50 in parallel with the first shaft 53a. Also,
The indicator needle 62a is provided on the OC bracket 51b described in the first embodiment. The position display graduation mechanism 62 is provided on the side of the first feed screw mechanism 51 so that the operator can easily confirm the position display mechanism 62, as in the encoder 56 described in the first embodiment. This is because it was made possible.

In the slitter 50 for wallpaper gluing machine according to the second embodiment, the manual rotation handle 61 is rotated to drive the first and second feed screw mechanisms 51,
By driving 52, the over cutter 2 and the under cutter 3 can be positioned.

As a result, in the wallpaper sizing machine slitter 50 according to the second embodiment, the same effect as that of the wallpaper sizing machine slitter according to the first embodiment can be obtained, and the rotary blade can be used. Fine adjustment of the positions of 2 and 3 can be easily performed, and since the pointer 62a is provided,
It is also possible to easily confirm the positions of the rotary blades 2 and 3.

In each of the above-described embodiments, the feed screw mechanism has been described separately as the first and second feed mechanisms, but it goes without saying that it may be constituted by one feed screw mechanism.

[0092]

As described above, the present invention has an effect that the pair of upper and lower rotary blades can be easily positioned in the direction orthogonal to the wall material to be conveyed.

Further, the present invention has an effect that the upper and lower rotary blades can be positioned in the direction orthogonal to the wall covering material conveyed at one time without separately positioning the respective blades.

Further, the present invention also has an effect that it can be positioned in a direction orthogonal to the wall material to be conveyed without touching the pair of upper and lower rotary blades.

The present invention also has the effect of not deteriorating the pair of upper and lower rotary blades.

The present invention also has the effect that the positions of the pair of upper and lower rotary blades can be accurately and reliably determined.

The present invention also has an effect that the positions of the pair of upper and lower rotary blades can be easily confirmed.

[Brief description of drawings]

FIG. 1 is a schematic configuration top view showing the inside of a slitter for a wallpaper sizing machine according to a first embodiment of the present invention.

FIG. 2 is an explanatory diagram showing a gear coupling state of the slitter for wallpaper gluing machine shown in the previous figure (FIG. 1).

FIG. 3 is a schematic configuration top view showing the inside of a slitter for wallpaper gluing machine according to a second embodiment of the present invention.

FIG. 4 is a schematic configuration diagram of a conventional general slitter for a gluing machine.

5 is a schematic configuration diagram of a front side of a pasting machine to which the conventional slitter for wallpaper pasting machine shown in FIG. 4 (FIG. 4) is attached.

FIG. 6 is a schematic configuration diagram of the rear surface side of the pasting machine to which the conventional slitter for wallpaper pasting machine shown in FIG. 4 (FIG. 4) is attached.

[Explanation of symbols]

 2: Overcutter (upper blade) 3: Undercutter (lower blade) 50: Slitter for wallpaper gluing machine 51: First feed screw mechanism 52: Second feed screw mechanism 55: Rotating blade positioning control box 56: Encoder 61: Manual rotation handle 62: Position display scale mechanism

Claims (8)

[Claims] 1. A wallpaper that has a pair of upper and lower rotary blades that are driven to rotate and that shears the end portion of a sheet-shaped wall covering material, which is being conveyed and is continuously coated with glue on one surface thereof, in the conveying direction. A slitter for a gluing machine, comprising: a feed screw mechanism for positioning the pair of upper and lower rotary blades in a direction orthogonal to the conveying direction of the wall covering material. 2. The feed screw mechanism includes a first feed screw mechanism and a second feed screw mechanism which are arranged corresponding to the upper and lower rotary blades, respectively. Slitting machine for wallpaper glue machine described. 3. The slitter for wallpaper gluing machine according to claim 1, further comprising an electric motor that rotationally drives the feed screw mechanism. 4. The slitter for wallpaper gluing machine according to claim 1, further comprising a manual rotation handle for rotationally driving the feed screw mechanism. 5. The slitter for wallpaper gluing machine according to claim 2, further comprising an interlocking rotating mechanism that rotationally drives the first and second feed screw mechanisms in common. 6. The slitter for wallpaper gluing machine according to claim 1, further comprising display means for displaying a positioning position of the rotary blade by the feed screw mechanism. 7. The wallpaper sizing machine slitter according to claim 6, wherein the display unit includes an encoder that measures the amount of rotation of the feed screw mechanism. 8. The wallpaper gluing machine according to claim 6, wherein the display means includes an indicator needle that is displaced together with the rotary blade, and a position display scale attached to a fixed member of the slitter. Slitter.