JPH081604A - Sucking apparatus for wooden panel - Google Patents

Abstract

PURPOSE:To provide a sucking apparatus for a wooden panel which can simply suck and hold the panels of different sizes and various shapes and can effectively suck and hold the panel even if the panel is formed in a non-planar state. CONSTITUTION:A plurality of holding blocks 30 provided in parallel are displaced in an X-axis direction, whereas sucking members 36a, 36b are displaced along the openings 34 of the blocks 30 in a Y-axis direction to be positioned. Thus, the plurality of the members 36a, 36b can be positioned at predetermined positions corresponding to the size of the panel. In the case of sucking the panel, a cup member 54 is displaced to a down side in the state that a pad 56 sucks and holds the panel, and the panel is pulled toward the down side. Accordingly, even if the panel has a warpage, the panel is held on the upper surface of the block 30 and can be effectively sucked and held.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a wood panel adsorption device for adsorbing and fixing a wood panel constituting a wood door or the like to carry out a predetermined processing step.

[0002]

2. Description of the Related Art Conventionally, for example, wooden doors, bookshelves and the like have been manufactured using wooden panels. When manufacturing the wooden door, the wooden panel is subjected to perforation processing (boring processing), outer peripheral processing (router processing), etc. while the wooden panel is held at a predetermined position of the processing apparatus.

FIG. 6 shows a wood panel suction device according to the prior art.

This suction device 1 includes two fixed plates 2a and 2a.
The holding block 3 is formed by joining b together, and a negative pressure supply source (not shown) connected to the holding block 3 via a tube 4. The two fixing plates 2a,
A chamber 6 communicating with the negative pressure source via a curved passage 5 is defined between the two 2b. The holding block 3
Recesses 8 communicating with the chamber 6 via a communication passage 7 are defined on the upper surface of the recess 8, and the recesses 8 are connected to the chamber 6 and have a plurality of suction holes 9, ... The packing 9a arranged is attached.

Explaining the operation of the adsorption device 1, a negative pressure is introduced into the chamber 6 from a negative pressure supply source (not shown) through the passage 5, and a plurality of suction holes 9 communicating with the chamber 6 ,.
The wooden panel 9b placed on the upper surface of the holding block 3 is sucked and fixed to the holding block 3 by being sucked from.

[0006]

However, in the adsorption device 1 according to the above-mentioned conventional technique, when adsorbing a wooden panel having a shape smaller than a predetermined range in which the plurality of suction holes 9 are arranged, There is the inconvenience that a suction hole that is not used for suctioning the panel must be closed by a blind plug such as a plug. The reason is that the desired suction force cannot be obtained.

Further, the wooden panel 9b is suction-held over the entire surface by the plurality of suction holes 9, ... If the wooden panel 9b is warped or the like and is formed in a non-planar shape, the suction holes 9 ,. .. and the wooden panel 9b, there is a disadvantage that the wooden panel 9b cannot be adsorbed and held appropriately.

The present invention has been made in order to overcome the above-mentioned inconveniences, and it is possible to easily adsorb and hold wood panels of various shapes having different sizes, and the wood panels have a non-planar shape. It is an object of the present invention to provide a wood panel suction device capable of surely sucking and holding even if it is formed in the above.

[0009]

In order to achieve the above object, the present invention comprises a plurality of holding blocks arranged in parallel, each holding block being displaceable in a direction substantially orthogonal to the longitudinal direction.
A plurality of suction members provided in the opening of the holding block, each of which is provided so as to be displaceable along the longitudinal direction of the holding block.

[0010]

In the above-described wood panel suction device according to the present invention, the suction member arranged in the opening of the holding block is displaced and positioned in accordance with the size of the wood panel to be suction-held. That is, by displacing each of the plurality of holding blocks arranged side by side in the direction substantially orthogonal to the longitudinal direction, the suction member is displaced in the direction substantially orthogonal to the longitudinal direction and positioned. On the other hand, the suction member is displaced and positioned along the longitudinal direction of the holding block. In this way, it is possible to position the plurality of suction members at predetermined positions according to the size of the wooden panel.

Further, the wooden panel comes into contact with the tip end portion to displace the valve element, and when the valve is opened, negative pressure is introduced into the pad, and the wooden panel can be adsorbed and held.

Further, the adsorbing member adsorbs the wooden panel by the skirt portion formed by expanding the diameter outward and extending a predetermined length in the radial direction. When the wooden panel is adsorbed, the skirt portion is made of wood. The cup member is displaced downward while the panel is sucked and held, and the wooden panel is pulled downward. Therefore, for example, even when the wooden panel has a warp, the wooden panel can be held on the upper surface of the holding block and reliably held by suction.

[0013]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, preferred embodiments of the wood panel adsorption device according to the present invention will be described in detail below with reference to the accompanying drawings.

FIG. 1 is a partially sectional front view of a wood panel suction device according to an embodiment of the present invention incorporated into a punching machine.

The punching machine 10 includes a base 12 and a pair of guide rails 14a fixedly mounted on the upper surface of the base 12.
X-axis direction along 14b (direction orthogonal to the drawing of FIG. 1)
A flexible support portion 16 that is displaceable in a vertical direction, a wooden panel suction device 18 (hereinafter simply referred to as a suction device) provided on the upper surface of the base portion 12 so as to be displaceable in the X axis direction and the Y axis direction, The horizontal portion 20 fixed to the upper portion of the support portion 16
And a drive unit 22 provided at the end of the horizontal bridge 20. The horizontal bridge portion 20 supports a head portion 24 on which a plurality of drills (not shown) having different diameters are rotatably arranged. The boring machine 10 includes a boring process for simultaneously boring a plurality of holes at desired positions in a wooden panel 26 (hereinafter simply referred to as a panel) by a plurality of drills provided in the head portion 24, and a panel. It is possible to perform router processing for processing the outer peripheral surface of 26.

The suction device 18 is provided with a pair of guide rails 28a, 2a fixedly provided on the upper surface of the base 12 at a predetermined distance.
8b and a plurality of suction portions 32, which are arranged in parallel for each holding block 30 described later along the longitudinal direction (X-axis direction) of the guide rails 28a and 28b (FIGS. 1 and 3). reference). The plurality of holding blocks 30 arranged side by side function as a table to which the panel 26 is fixed. The plurality of suction portions 32, ...
Since each of them has substantially the same structure, one of the suction parts 3
2 will be described, and description of the other suction units 32 will be omitted.

The suction portion 32 has a substantially U-shaped cross section and has a linear opening 34 formed therein.
8b, a holding block 30 extending in a direction substantially orthogonal to 8b, and a pair of suction members 36a provided displaceably along the opening 34 of the holding block 30 and formed substantially the same, respectively. 36b (see FIGS. 2 and 3). An end plate 38 for closing a part of the opening 34 is fixed to the front end of the holding block 30 (see FIG. 2). A pair of protrusions 40a and 40b are formed on the inner wall surface of the holding block 30 so as to bulge inward and extend along the Y-axis direction, and the upper surface of the holding block 30 is opened. Is provided with a pair of protection members 42a and 42b formed of an elastic body such as rubber or synthetic resin along the Y-axis direction. A pair of guide blocks 44a and 44b that slide along the guide rails 28a and 28b are fixedly provided on the bottom surface of the holding block 30. The holding block 3
0 is fixed by a clamp means (not shown), and the holding block 3 is released by releasing the clamp means.
It is possible to manually displace 0 along the arrow X ₁ or X ₂ direction (see FIG. 3). In the present embodiment, the pair of suction members 36a and 36b are used in the opening 34 of the holding block 30. However, the present invention is not limited to this, and a plurality of suction members 36a and 36b may be used depending on the size of the panel 26. As a matter of course, it is possible to individually arrange them.

Here, the suction members 36a and 36b will be described. Since the suction members 36a and 36b are formed substantially the same, one suction member 36a will be described in detail, and the description of the other suction member 36b will be omitted.

The suction member 36a has a base block 50. As shown in FIGS. 2 and 3, the base block 50 is formed with a pair of long grooves 46a and 46b into which the pair of convex portions 40a and 40b fit, respectively.
Actually, the long grooves 46a and 46b are provided in the pair of leg portions 48a and 48b formed along the Y-axis direction. The suction member 36a includes a cup member 54 that is displaceably fitted in the Z-axis direction along an annular groove 52 (see FIGS. 4 and 5) defined on the outer wall side of the base block 50,
A pad 56 formed of a rubber member such as natural rubber or synthetic rubber or a material such as synthetic resin and attached to the upper portion of the cup member 54.

The pad 56 comprises a root portion 58 which holds the annular step portion of the cup member 54, and a skirt portion 60 which is continuous from the root portion 58 and which is formed so as to expand outward. In this case, the length A in the radial direction of the skirt portion 60 is set to, for example, 5 to 10 mm, preferably 7 mm, and the skirt portion 60 is extended and formed as compared with the conventional example, thereby forming the panel 2
Even when there is a warp on the panel 6, the panel 26 can be reliably sucked (see FIG. 5). In addition, the skirt portion 60
As shown in FIG. 3, the end portion of is formed so as to project in the Z ₂ direction by a distance B from the upper surface of the holding block 30.

As shown in FIGS. 4 and 5, the cup member 54 is pressed in the direction of the arrow Z ₂ by the elastic force of the coil spring 62 arranged in the annular step portion and is spaced from the base block 50 by a predetermined distance. By being separated, the first chamber 6 is provided between the base block 50 and the cup member 54.
4 is defined. A joint 68 connected to a negative pressure supply source (not shown) via a tube 66 is provided between the pair of legs 48a and 48b on the bottom surface of the base block 50, and the negative pressure supplied from the joint 68 is A passage 70 communicating with the first chamber 64 is introduced into a hole 72 in a cylindrical portion, which will be described later. The annular groove 52 of the base block 50 is provided with a seal member 74 that abuts the outer wall surface of the cup member 54 in order to maintain the airtightness of the first chamber 64.

A through hole is defined in the central portion of the base block 50, and a pin member 78 that is displaceable along the Z-axis direction is fitted into the through hole via a seal member 76. A bolt 82 having a washer 80 interposed therein is screwed into the bottom surface of the pin member 78, and an annular groove 84 having a substantially V-shaped cross section is defined in the outer peripheral portion of the pin member 78.

A part of the upper portion of the pin member 78 faces a hole 72 in a cylindrical portion 86 formed so as to project on the bottom surface of the cup member 54, and the tip of the pin member 78 is inserted in the hole 72. A coil spring 88 locked to is disposed.
A circular filter 90 is mounted in a recess defined on the upper surface of the cup member 54, and the filter 90 has a plurality of small holes. At the center of the filter 90, there is provided a valve body 96 which is pressed in the direction of arrow Z ₂ by the elastic force of the coil spring 88 and whose tip 94 protrudes to the outside. The tip portion 94 is pressed between the cylindrical portion 86 of the cup member 54 and the filter 90, so that the valve body 9
6 is displaced in the direction of the arrow Z ₁ so that the valve body 96 is seated on the seat 9
The second chamber 100 communicating with the hole 72 is defined by being separated from 8 (see FIG. 5). Therefore, panel 2
6 comes into contact with the tip portion 94 of the valve body 96, so that the valve body 9
6 is opened, the first chamber 64 and the second chamber 100 communicate with each other, and the suction action is exerted through the filter 90.

The cylindrical portion 86 of the cup member 54 is provided with a locking member 102 that abuts the annular groove 84 of the pin member 78. Therefore, when the cup member 54 is displaced along the annular groove 52 in the arrow Z ₁ direction, the pin member 78 held by the locking member 102 is also displaced in the arrow Z ₁ direction.

The perforating machine 10 in which the suction device 18 according to the embodiment of the present invention is incorporated is basically constructed as described above. Next, its operation, function and effect will be explained.

First, the holding block 30 is attached to the guide rail 2.
Clamping means (not shown) fixed on 8a and 28b
Remove. And corresponds to the size of the panel 26 in the X-axis direction
The holding block 30 is moved to the guide rails 28a, 28
arrow X along b₁Or X ₂Direction, then click again.
Fix by lamp means.

Similarly, the respective suction members 36a and 36b are moved to the arrow Y in correspondence with the size of the panel 26 in the Y-axis direction.
Displace in ₁ or Y ₂ direction. In this case, each suction member 36a (36b) is manually pressed along the Y-axis direction to hold the suction member 36a (36b) in the holding block 30.
The suction member 36a (36b) is held at a desired position by displacing it along the convex portions 40a and 40b formed on the inner wall surface of the. The suction members 36a and 36b may be positioned in the X-axis direction and the Y-axis direction in any order, and they may be positioned in any order.

Thus, the suction members 36a and 36b can be manually displaced in the X-axis direction and the Y-axis direction according to the size of the panel 26. Therefore, the valve element 9 is attached to the unnecessary suction member 36a that is not used for suctioning the panel 26.
Since the panel 26 does not come into contact with the tip end portion 94 of the valve 6, the valve body 96 comes into contact with the seat portion 98 and is in a closed state (see FIG. 4). As a result, unlike the prior art, it is not necessary to close unnecessary suction holes that are not used for suction with a blind plug such as a plug, so that the work can be performed quickly and easily. It should be noted that the suction members 36 a, 36 that suction the panel 26
The number of b can be additionally provided in the opening 34 in the holding block 30 in accordance with the size of the panel 26.

After the positioning work of the suction members 36a, 36b is completed, a plurality of holding blocks 30, ... having the pre-positioned suction members 36a, 36b are placed on the upper surface of the holding blocks 30, under the driving action of a negative pressure supply source (not shown). The panel 26 is placed. In this case, as shown in FIG. 5, the holding block 3 is attached to the tip portion 94 of the valve body 96 that is formed to project to the outside.
The lower surface of the panel 26 placed on the surface 0 contacts with the valve body 96, and the gravitational action of the panel 26 presses the valve element 96 in the arrow Z ₁ direction. Therefore, the valve body 96 is opened apart from the seat portion 98, and the hole 72 in the cylindrical portion 86 and the second chamber 100 are in communication with each other.

That is, a negative pressure is introduced into the first chamber 64 via the joint 68 to which the tube 66 is connected, and the negative pressure introduced into the first chamber 64 is passed through the hole 72 to the second chamber 100.
And is sucked to the panel 26 through the filter 90 under the negative pressure in the skirt portion 60 of the pad 56. Simultaneously with the suction action of the panel 26, the cup member 54 is displaced along the annular groove 52 in the arrow Z ₁ direction by overcoming the elastic force of the coil spring 62, and the cup member 5
The panel 26 is pressed and held by the upper surface of the holding block 30 by the displacement action of 4. Since the protective blocks 42a and 42b made of an elastic body are provided on the upper surface of the holding block 30 that comes into contact with the lower surface of the panel 26, the panel 26 can be adsorbed and held without being damaged. .

In the suction device 18 according to the present embodiment, the radial length A of the skirt portion 60 of the pad 56 is formed to be longer than that in the conventional example, and the cup member 54 is sucked when the panel 26 is sucked. Is displaced downward, a force that pulls the panel 26 downward acts, in other words, a force that presses the panel 26 against the upper surface of the holding block 30 is applied. Even if the 26 has a non-planar portion such as a warp, the panel can be surely sucked.

That is, by extending the length A of the skirt portion 60 by the radius method, even if the suction surface of the panel 26 has an uneven surface due to warpage, the skirt portion 60 extending along the uneven surface bends, This is because the skirt portion 60 and the uneven surface can be surely brought into contact with each other. Further, by pulling the panel 26 downward through the cup member 54, the panel 26 can be reliably held on the upper surface of the holding block 30 against the force due to the warp of the panel 26.

As described above, in the state where the panel 26 is securely attracted and held, the head portion 24 is biased by the driving action of the driving portion 22, and a plurality of drills ( The desired processing is applied to the panel 26 via (not shown).

After the processing on the panel 26 is completed, the tube 66 is operated under the switching action of a switching valve (not shown).
By opening one end side of the pad to the atmosphere, the negative pressure effect in the pad 56 is released, the processed panel 26 is removed from the holding block 30, and another unprocessed panel 26 is adsorbed and held, and a new one is added. Processing work can be performed. When the processed panel 26 is removed from the holding block 30,
The valve body 96 and the cup member 54 return to their original positions by the elastic forces of the coil springs 62 and 88, respectively, and the state shown in FIG. 3 is obtained.

[0035]

According to the wood panel suction device of the present invention, the following effects can be obtained.

That is, by displacing the plurality of adsorption members arranged in the openings of the plurality of holding blocks juxtaposed in accordance with the size of the wooden panel, various wooden panels of various shapes can be easily prepared. Can be adsorbed on and retained.

Even if the wooden panel has a warp, the wooden panel is sucked by the skirt portion of the pad extended to the outer side in the radial direction by a predetermined length, and the wooden panel is moved downward through the cup member. By pulling it on, the warp of the wooden panel can be corrected and it can be surely adsorbed and held.

[Brief description of drawings]

FIG. 1 is a partial sectional front view of a wood panel suction device according to an embodiment of the present invention incorporated into a punching machine.

FIG. 2 is a perspective view of a main part of a wooden panel suction device according to an embodiment of the present invention.

FIG. 3 is a side view of a suction unit that constitutes the wood panel suction device according to the embodiment of the present invention.

FIG. 4 is a cross-sectional view of a suction member that constitutes the wood panel suction device according to the embodiment of the present invention.

FIG. 5 is a cross-sectional view of a suction member constituting a wood panel suction device according to an embodiment of the present invention.

FIG. 6 is a cross-sectional view of a suction device according to a conventional technique.

[Explanation of symbols]

10 ... Punching machine 18 ... Wood panel adsorption device 26 ... Wood panel 28a, 28
b ... Guide rail 30 ... Holding block 32 ... Adsorption part 34 ... Opening part 36a, 36
b ... adsorption member 40a, 40b ... convex part 46a, 46
b ... long groove 48a, 48b ... leg part 50 ... base block 52 ... annular groove 54 ... cup member 56 ... pad 58 ... root part 60 ... skirt part 62, 88 ...
Coil springs 64, 100 ... Chamber 72 ... Hole portion 78 ... Pin member 90 ... Filter 96 ... Valve body

Claims (4)

[Claims] 1. A holding block, which is provided in parallel with each other and is provided so as to be displaceable in a direction substantially orthogonal to a longitudinal direction, and a plurality of holding blocks are provided in an opening of the holding block, and each of the holding blocks has a longitudinal direction. A suction device for a wooden panel, comprising: a suction member that is displaceable along a direction. 2. The device according to claim 1, wherein the suction member is a pad for sucking a wooden panel, and when the pad sucks the wooden panel, the suction member is displaced downward to bring the wooden panel on the upper surface of the holding block. A suction device for a wooden panel, comprising a holding cup member. 3. The apparatus according to claim 1 or 2, wherein the suction member has a valve body whose tip portion projects outward from the suction surface of the pad, and a wooden panel abuts on the tip portion of the valve body. A wood panel adsorption device that opens and closes the valve by being separated. 4. The device according to any one of claims 1 to 3, wherein the pad is formed integrally with a root portion for holding a cup member and the root portion, and the diameter is expanded outward. And a skirt portion formed by extending a predetermined length in the radial direction.