KR20150144948A - Vacuum Fixer - Google Patents

Abstract

An adsorption plate, a production method of the adsorption plate, and a vacuum adsorption unit using the adsorption plate. The surface of the adhesive layer is formed in a planar shape, and the edge of the adhesive layer is perpendicular to the surface of the adhesive layer .

Description

(Vacuum Fixer) using the adsorption plate,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an adsorption plate, a method of manufacturing an adsorption plate, and a vacuum adsorption unit using the adsorption plate, and more particularly, The present invention relates to a vacuum adsorption apparatus using the adsorption plate.

Generally, a vacuum adsorbent can be classified into a product to be compressed on a smooth surface and a product to be compressed and compressed by turning a bolt.

1A is a view showing a conventional vacuum suction port.

1A, a conventional vacuum suction apparatus 100 includes a suction plate 120 formed in a semispherical shape having an adhesive force to an adhered surface 110, a support cap 130 coupled to an upper portion of the suction plate 120, A post 140 passing through the support cap 130 and an operation lever 150 pivotally connected to the upper end of the post 140. When the operation lever 150 is pivoted in a state in which the attraction plate 120 is in close contact with the adhesion surface 110, the conventional vacuum adsorption apparatus 100 having the above-described structure is moved to the post 140 connected to the operation lever 150 The adsorption member 120 is lifted up and the vacuum between the adsorption surface 110 and the adsorption plate 120 is absorbed to the adsorption surface 110.

1B is a view showing another conventional vacuum suction port.

1B, the conventional vacuum suction device 200 includes a cap-shaped case 210 having a through hole 212 formed at an upper portion and a lower portion at the center thereof, a post 210 having a threaded portion aligned with the through hole 212, A tightening nut 230 screwed to the tip of the post 222 and a part of the bottom of the tightening nut 230 coupled to the lower end of the suction plate 220, The pressing ring 240 is formed of a soft material having a hardness lower than that of the adsorption plate 220. The pressing ring 240 is formed of a soft material having a hardness lower than that of the adsorption plate 220. When the tightening nut 230 is tightened, the central portion of the attracting plate 220 is lifted upwards and the attracting plate 220 is lifted up, A vacuum pressure is generated in the closed space formed between the adherend and the adsorption plate 220 to attach the vacuum adsorption orifice 200.

FIG. 1C is a view showing another conventional vacuum suction port.

Referring to FIG. 1C, in the conventional vacuum adsorption device 300, the first and second support protrusions 310 and 320 protrude downward around the bottom surface of the adsorption plate 330 coupled to the post 400, The guide grooves 330 are formed between the support tabs 310 and 320 and the adhesive packing 500 in a gel state having adhesive property is inserted and adhered to the guide grooves 330. [ In another conventional vacuum suction device 300, the surface of the adhesive packing 500 having a ring shape is formed to have a curved surface R, and when the adhesive packing 500 is attached to the mounting surface, And is attached along the guide groove 330 in a planar manner while being pressed.

However, in the conventional vacuum adsorption apparatuses, an insert injection system is generally adopted in order to combine a post made of polycarbonate and an adsorption plate made of urethane. In this insert injection system, a lot of defects occur, There is a problem. In other words, if the post is inserted at the time of injection of the adsorption plate, defects are often caused due to unfavorable molding, defective molding, dimensional defect, and the like, resulting in a rise in cost.

Also, when the adhesive packing is adhered to the adsorption plate as in the vacuum adsorption apparatus shown in FIG. 1C, since the adhesive packing has a curved surface R, the adhesive packing can be adhered to the adhering surface There is a problem that the adhesive force is remarkably lowered.

Accordingly, the present invention was conceived to solve the problems of conventional vacuum adsorbents,

An object of the present invention is to provide an adsorption plate capable of improving adhesion to an adherend surface by an adhesive layer by constituting an adhesive layer provided on the inner surface of the adsorption plate in a plane.

Another problem to be solved by the present invention is to simplify the process of integrating the post with the adsorption plate and the process of forming the pressure sensitive adhesive layer on the inner surface of the adsorption plate by minimizing defects occurring in the process of integrating the post with the adsorption plate, And a method for manufacturing the adsorption plate.

Another object of the present invention is to provide a vacuum adsorption device capable of firmly adhering to a surface to be adhered by applying an adsorption plate with improved adhesion and maintaining an adhesive force for a long time.

As a concrete means of the present invention for solving the above-mentioned problems,

Wherein an end of the post is inserted and an adhesive layer is provided on the inner surface,

Wherein the surface of the adhesive layer is formed in a plane shape and the edge of the adhesive layer is perpendicular to the surface of the adhesive layer And an adsorbing plate formed thereon.

A method for manufacturing the above adsorption plate comprises:

A first step of preparing a jig provided with an eject pin at a lower portion and a molding hole formed at an upper portion thereof;

A second step of installing a post on a molding hole of the jig;

A third step of injecting the adsorption plate material into a molding hole of the jig in which the posts are installed, and then drying one end of the post so as to be inserted into the adsorption plate;

A fourth step of injecting the adhesive layer material into the molding hole of the jig to dry the adhesive layer on the inner surface of the suction plate so as to form a flat layer; And

A fifth step of operating the eject pin to extract the shaped suction plate in the molding hole of the jig; And a method for manufacturing an adsorption plate.

The vacuum adsorption unit using the adsorption plate includes:

An adsorption plate having a post and an adhesive layer provided with an elastic spring; A case surrounding the upper portion of the attracting plate in a state where the other end of the post is penetrated; And an actuating member which is installed at one end of the post and is operated to raise the post so that a vacuum is generated between the adherend surface and the adsorption plate; Wherein the vacuum suction port comprises:

And an operating body mounting groove having a slide protrusion and a fixing groove is formed on an upper surface of the case, and the operating body is disposed on the upper surface of the case so as to be horizontally movable with respect to the upper surface of the case, And the operation body includes a through hole through which the other end of the post passes, an oblique projection provided at one end of the through hole to guide the coupling groove of the post, And an operation cover installed to receive the other end of the post and the slant projections.

As described above, the adsorption plate according to the present invention can improve the adhesive force to the adherend surface by making the adhesive layer on the inner surface of the adsorption plate plane, thereby making it possible to improve the adhesion to the adherend surface and to integrate the post with the adsorption plate, It is possible to improve the production efficiency by minimizing the defective molding through the manufacturing method of the adsorption plate in which the step of forming the pressure-sensitive adhesive layer is simplified. Further, the vacuum adsorption unit using the adsorption plate has the advantage of being firmly adhered to the adherend surface by applying an adsorption plate having improved adherence and maintaining the adhesive force for a long time.

1A is a view showing a conventional vacuum suction port.
1B is a view showing another conventional vacuum suction port.
FIG. 1C is a view showing another conventional vacuum suction port.
2 is a perspective view for explaining an adsorption plate according to the present invention.
3 is a sectional view for explaining an adsorption plate according to the present invention.
4 is a process diagram for explaining a method of manufacturing an adsorption plate according to the present invention.
5 is a view illustrating a manufacturing apparatus for implementing the method of manufacturing the adsorption plate according to the present invention.
6 is an exploded perspective view for explaining a vacuum adsorption unit using the adsorption plate according to the present invention.
7 is a perspective view illustrating a vacuum adsorption apparatus using a suction plate according to the present invention.
FIG. 8 is a cross-sectional view illustrating an operation state of a vacuum adsorption tool using the adsorption plate according to the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

≪ Adsorption plate and adsorption plate manufacturing method >

2 and 3, the adsorption plate 1 of the present invention includes a post 2 and a pressure-sensitive adhesive layer 3, wherein the pressure-sensitive adhesive layer 3 is formed on the entire inner surface 11 of the adsorption plate 1, As shown in FIG.

The adsorption plate 1 is made of a soft synthetic resin material. The adsorption plate 1 is formed in the shape of a disk having a constant diameter, and the inner surface 11 is formed in a flat surface for attachment to the adherend surface. At this time, the adsorption plate 1 has a structure in which a central portion of the upper surface 12 is protruded. When the center portion is lifted with the outer edge portion of the central portion being given a predetermined thickness, the edge of the adsorption plate 1 is firmly supported, . On the other hand, the material of the adsorption plate 1 is preferably made of soft urethane so as to be easily detached.

The posts 2 are installed at the center of the adsorption plate 1 so as to protrude vertically at the center of the adsorption plate 1. [ It is preferable that the post 2 is formed with a circular plate 21 at one end thereof in order to firmly mount the post 2 at the center of the attracting plate 1. [ At this time, the portion of the post 2 protruding from the central portion of the adsorption plate 1 is formed into a circular rod shape as a whole, and is formed by an injection method. Preferably, the polycarbonate having excellent strength is applied as a raw material. On the other hand, at the other end of the post 2, there is provided an engaging groove 22 for connecting with an actuating body of a vacuum adsorption opening to be described later.

The adhesive layer (3) is formed on the inner surface (11) of the adsorption plate (1). The adhesive layer 3 is formed on the entire inner surface of the adsorption plate 1 so that the surface 31 of the adhesive layer 3 is formed in a planar shape and the edge 32 of the adhesive layer 3 is formed Is formed in a vertical shape with respect to the surface (31) of the adhesive layer (3). The adhesive layer 3 may be formed into a disc shape by applying a gel type urethane, and may be formed of any material that is soft and soft than the adsorption plate 1, Can be used. Specifically, the adhesive layer 24 may be made of a thermoplastic polyurethane, a PVC elastomer, a thermoplastic polyolefin made of EPDM (ethylene propylene diene monomer) and PP, an EPDM (ethylene propylene diene monomer monomer)), and a thermoplastic elastomer as a constituent material thereof.

According to such a constitution, the adsorption plate 1 of the present invention has the adhesive layer 3 whose surface 31 is flat on the entire inner surface 11 of the planar adsorption plate 1, and the adhesive layer 3 Is formed in a vertical shape with respect to the surface 31 of the adhesive layer 3, it is possible to improve the adhesion to the adherend surface. In other words, the conventional band-shaped adhesive packing has a problem that the surface thereof is rounded and the adhesive force is lowered as the area of the adhesive is reduced. On the other hand, the adhesive layer 3 of the present invention has a surface 31 and a rim 32 It is possible to increase the adhesion area with respect to the adherend surface, thereby improving the adhesive strength.

5 and 6, a method for manufacturing a suction plate according to the present invention includes a suction plate manufacturing apparatus 4 including a jig 41 provided with an eject pin 412 at a lower portion and a molding hole 411 formed at an upper portion thereof . Such a manufacturing apparatus 4 includes a conveyor line 42 provided with a plurality of jigs 41 as shown in FIG. 6, and a primary drying apparatus 43 and a secondary drying apparatus 44. At this time, the post 2 is inserted into the molding hole 411 in the jig 41 at the position 'A' in the conveyor line 42 or the molding plate 411 of the jig 41 is inserted into the molding hole 411, And at the position 'B', the raw material of the adsorption plate is charged into the molding hole 411 of the jig 41. At the position 'C', the raw material of the adhesive layer is pressed into the molding hole 411 of the jig 41, (411). The primary drying device 43 is provided between the B and C positions and the secondary drying device 44 is provided between the C and A positions. The second and third drying apparatuses 43 and 44 have a built-in heater or lamp (such as an IR lamp) for thermal drying, so that the raw material of the adsorption plate or the adhesive layer material is thermally dried at a temperature of about 100 ° C or so.

Accordingly, a preferred method for producing a suction plate of the present invention comprises:

A first step of preparing a jig 41 provided with an eject pin 412 at a lower portion and a molding hole 411 formed at an upper portion thereof and a second step of installing a post 2 in a molding hole 411 of the jig 41 And a third step of putting the adsorption plate material into the molding hole 411 of the jig 41 provided with the post 2 and then drying one end of the post 2 so as to be inserted into the adsorption plate 1, A fourth step of putting the adhesive layer material into the molding hole 411 of the jig 41 and drying the adhesive layer 3 so that the adhesive layer 3 is formed on the inner surface 11 of the suction plate 1 in a planar shape; And a fifth step of operating the eject pin 412 to extract the sucking plate 1 that has been formed in the molding hole 411 of the jig 41.

A plurality of the jigs 41 are installed in the conveyor line 42. The molding holes 411 of the jig 41 can be divided into a post insertion hole, a suction plate, and an adhesive layer molding hole, The eject pin 412 is connected to the air cylinder to take out the suction plate 1 that has been formed.

Here, in the third step, the inner surface 11 of the adsorption plate 1 can be made flat by gravity by putting the adsorption plate material in the liquid state into the molding hole in the third step, and in the fourth step, The surface 31 of the adhesive layer 3 can be formed in a planar shape and the edge 32 of the adhesive layer 3 can be formed on the surface of the adhesive layer 3 It can be formed in a vertical shape with respect to the base 31.

Particularly, in the method of manufacturing the adsorption plate of the present invention, by applying the adsorption plate material and the adhesive layer material to the upper portion of the post 2 sequentially, it is possible to minimize defects in the conventional insert injection method. In other words, in the conventional insert injection method of inserting the post into the adsorption plate by injection molding the adsorption plate after the post is installed in the mold, it is troublesome to attach the adhesive layer (adhesive packing) In contrast, according to the present invention, it is possible to minimize molding defects by sequentially injecting and drying the adsorption plate material and the adhesive layer material into the molding holes 411 of the jig 41 provided with the posts 2 in a gravitational manner, Can be improved.

<Vacuum Adsorption Port>

6 to 8, the vacuum adsorption tool 5 of the present invention comprises an adsorption plate 1, a case 6, and an operating body 7.

The adsorption plate 1 includes the adsorption plate 1 of the above-described FIG. 2, that is, the post 2 and the adhesive layer 3, wherein the adhesive layer 3 is formed on the entire inner surface 11 of the adsorption plate 1, An engaging groove 22 is formed at the other end of the post 2 and an elastic spring 23 is provided at an outer circumference of the post.

The case 6 is configured to surround the upper portion of the attracting plate 1 in a state where the other end of the post 2 is penetrated. The case 6 is preferably formed of a hard synthetic resin so as to protect the suction plate 1 and to firmly support the suction plate 1. At this time, a through hole 61 through which the other end of the post 2 passes is formed at the center of the case 6, and a slide protrusion 621 and a fixing groove 622 are provided on the upper surface of the case 6 The actuator body mounting groove 62 is formed.

The operating body 7 is installed at the other end of the post 2 and functions to lift the post 2 so that a vacuum pressure is generated between the surface to be adhered and the suction plate 1. [ In this case, in the present invention, when the actuating body 7 is formed, the actuating body 7 is slidably engaged with the actuating body mounting groove 62 so as to be horizontally movable relative to the upper surface of the case 6, And an installation groove 71 is provided so as to be installed on the slide projection 621 of the case 6). The actuating body 7 is provided with a through hole 72 through which the other end of the post 2 passes and an inclined portion 72 which is provided at one end of the through hole 72 to guide the engaging groove 22 of the post 2 A fixing protrusion 74 provided at the other end of the through hole 72 so as to correspond to the fixing groove 622 and the other end of the post 2 and the inclined projection 73 And an operation cover 75 to be installed.

The slope projection 73 is provided with a slope 731 for moving the post 2 to a suction position for lifting the post 2 and a suction position for restoring the post .

The fixing protrusion 74 is guided in the fixing groove 622 to guide the sliding movement of the operating body 7.

The operation cover 75 is installed at one end of the actuating body 7 to receive the other end of the post 2 and the inclined projection 73 as described above. (Handle) that slides the body 7 in the operating body mounting groove 62. [0053]

Meanwhile, the other end of the actuating body 7 may be modified in various ways according to the purpose of use of the vacuum adsorption tool 5, and may include a hook 76 for hanging the object as shown in FIG. At this time, the hooking opening 76 may be formed integrally with the actuating body 7 or may be formed in a coupling type (screw connection, etc.).

Hereinafter, an operation state of the vacuum adsorption device according to the present invention will be described.

8, the vacuum adsorption tool 5 of the present invention has a structure in which the other end of the post 2 having one end embedded in the suction plate 1 is connected to the through hole 61 of the case 6 and the operating body 7 When the operating cover 7 of the operating body 7 slidably engaged with the operating body mounting groove 62 is pushed through the through hole 72 to horizontally move the operating body 7 in the downward direction, The engaging groove 22 provided at the other end of the post 2 moves along the inclined surface 731 of the inclined projection 73 and is lifted up to generate vacuum pressure in the suction plate 1 and the adhesive layer 3 And is firmly fixed to the adherend surface. In addition, the desorption operation is carried out in the reverse order of the above-mentioned bonding operation. That is, when the actuating member 7 is horizontally moved in the upward direction, the engaging groove 22 of the post 2 is retracted by the inclined projection 73 and the attracting plate 22, which is deformed by the restoring force of the elastic spring 23, The adhesive layer 1 and the pressure-sensitive adhesive layer 3 are circularly restored, and the air pressure is lost, so that it is detached from the adherend surface.

Therefore, the vacuum adsorption tool 5 according to the present invention is capable of applying vacuum pressure to the adsorption plate 1 and the adhesive layer 3 through a simple operation of moving the operating body 7 in the horizontal direction with respect to the upper surface of the case 6 Or can be easily adhered to or detached from the adherend surface. Particularly, by improving the adhesive force of the adsorption plate 1 through the adhesive layer 3 formed in a planar shape over the entire inner surface 11 of the adsorption plate 1, it is possible to firmly adhere to the adherend surface, will be.

It should be noted that the above-described embodiments are only illustrative and are not intended to limit the scope of the present invention. Accordingly, it should be noted that various modifications and changes may be made to the above-described embodiments. The scope of the present invention is defined by the following claims in principle.

1: Suction plate 2: Post
3: Adhesive layer 4: Suction plate manufacturing apparatus
5: Vacuum suction port 6: Case
7: operating body 11: inner surface
12: upper surface 21: original plate
22: coupling groove 23: elastic spring
31: Surface 32: Rim
41: Jig 42: Conveyor line
43: primary drying device 44: secondary drying device
61: through hole 62: actuator mounting groove
71: installation groove 72: through hole
73: oblique projection 74: fixing projection
75: Operation lever 76: Hook
411: Molding hole 412: Eject pin
621: Slide projection 622: Fixing groove
731:

Claims (3)

Wherein an end of the post is inserted and an adhesive layer is provided on the inner surface,
Wherein the surface of the adhesive layer is formed in a plane shape and the edge of the adhesive layer is perpendicular to the surface of the adhesive layer . &Lt; / RTI &gt;
A first step of preparing a jig provided with an eject pin at a lower portion and a molding hole formed at an upper portion thereof;
A second step of installing a post on a molding hole of the jig;
A third step of injecting the adsorption plate material into a molding hole of the jig in which the post is installed, and then drying one end of the post so as to be inserted into the adsorption plate;
A fourth step of injecting the adhesive layer material into the molding hole of the jig to dry the adhesive layer on the inner surface of the suction plate so as to form a flat layer; And
A fifth step of operating the eject pin to extract the shaped suction plate in the molding hole of the jig; Wherein the adsorption step comprises the steps of:
An adsorption plate having a post and an adhesive layer provided with an elastic spring; A case surrounding the upper portion of the attracting plate in a state where the other end of the post is penetrated; And an actuating member which is installed at one end of the post and is operated to raise the post so that a vacuum is generated between the adherend surface and the adsorption plate; Wherein the vacuum suction port comprises:
And an operating body mounting groove having a slide protrusion and a fixing groove is formed on an upper surface of the case, and the operating body is disposed on the upper surface of the case so as to be horizontally movable with respect to the upper surface of the case, And the operation body includes a through hole through which the other end of the post passes, an oblique projection provided at one end of the through hole to guide the coupling groove of the post, And an operation cover installed to receive the other end of the post and the slant projections.

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