KR101205878B1 - Appratus of transfering skin cover for thermo forming machine with moving clamp - Google Patents

Abstract

The present invention for achieving the object as described above is a fixed frame formed inside the skin-feeding device for the thermoforming machine, and the horizontal guide and the horizontal guide formed in a fixed distance in pairs located in the fixed frame and provided with a horizontal A guide frame formed vertically on both sides of the guide and having a vertical guide with a rail, a fixed clamp fixed to the horizontal guide and the vertical guide to clamp the skin paper, and clamping the skin paper, and the rail of the horizontal guide A plurality of horizontally shifted clamps are installed at regular intervals and connected to the vertical guides from the fixed clamps to the vertical guides by a spring, and the skins are clamped, and a plurality of horizontal shift clamps are installed on the rails of the vertical guides at regular intervals. The horizontal guide from the fixed clamp by a spring It consists of a vertical movable clamp which is connected to a plurality of edges sequentially and a moving means formed in the fixed frame to move the guide frame in the vertical and horizontal direction, stretched by a heating device by the required length without discarding the increased skin This can reduce the manufacturing cost of producing interior molded products, thereby securing price competitiveness for the product, and uniformly increasing the cross-sectional area of the skin that has been increased by heat during stretching. By improving the quality of the molded product can be expected.

Description

{Appratus of transfering skin cover for thermo forming machine with moving clamp}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a skin molding machine for a thermoforming machine having a moving clamp. After clamping the skin edges with a plurality of spring-connected clamps, the clamps are horizontally moved using screws to heat the loosened skin. The present invention relates to a skin molding machine for thermoforming machine having a moving clamp for uniformly stretching the front surface in four plane directions.

Thermoforming machine is a device used to manufacture automobile interior materials. It is used for door trims, instrument panels, dashboards, headliners, carpets and luggage boards.

In particular, it is widely used to bond the skin to the surface of the door trim (Door trim) substrate of the car, the car door trim is usually a variety of shapes to embed the speaker and power window components, depending on the car model Many techniques have been developed for the method of bonding the paper to the substrate.

In general, the door trim of an automobile is formed by placing a hard substrate formed in a predetermined shape in a molding apparatus on a lower mold, placing a heated skin paper on the heating apparatus, and then lowering the upper mold and pressing each other to form a mold.

Then, the size of the skin paper is matched with the size of the door trim of the vehicle, and then heated and pressed by a heating apparatus.

However, when the skin is heated and expanded by the heating device, the size of the skin is larger than the door trim of the vehicle.

For this reason, there is a problem that the skin that exceeds the size of the door trim of the automobile is removed.

In general, the skin is expensive, so it is selectively used only for high-end passenger cars, the more the waste paper is discarded, the higher the manufacturing cost.

In addition, when the size of the skin paper is inflated to sag downwards, wrinkles are generated in the skin paper, which makes it difficult to precisely press-form the door trim of the vehicle.

Therefore, conventionally, a device for varying clamps provided along the edges of the skin paper is used to stretch the skin paper stretched by heat.

However, the apparatus for varying the clamp can stretch the loosened skin in both directions by clamping the edges of the skin, but stretching in the direction perpendicular to both directions, i.e. it is impossible to adjust the spacing between the clamps, increases the table. It is impossible to uniformly stretch the entire sebum, thus reducing the effect of reducing the sebum and it is difficult to improve the quality of the molded product.

In order to solve the problems related to the interior trimming material or skin paper bonding apparatus of the conventional door trim, such as 20-2004-0036254, 20-2002-0021114, which is filed with the Republic of Korea Patent Office, the present inventors have registered 10-0837314 " The skin paper supply device for thermoforming machine has been filed and registered, and a detailed description of the skin paper supply device for a vacuum molding machine will be omitted.

The present invention has been made in order to solve the above problems, it is heated by the heating device to prevent loosening by stretching the loose skin, using the edge portion of the clamped skin to reduce the skin, even the skin is uniform The present invention provides a skin paper feeding device for a thermoforming machine having a movable clamp which can be stretched to improve the quality of a molded product.

The present invention for achieving the object as described above is a skin forming apparatus for a thermoforming machine comprising a heating member for heating the skin adhered to the interior material of the vehicle, the thermoforming machine is formed inside the skin feeding device A guide frame comprising a fixed frame, a horizontal guide having a predetermined distance spaced in pairs in the fixed frame and having a rail and a vertical guide vertically formed at both sides of the horizontal guide, and having a rail, the horizontal guide and the vertical A fixed end fixed to the guide, a clamping of the skin paper, a horizontal movable clamp installed in plural at regular intervals on the rail of the horizontal guide, and a plurality of sequentially connected from the fixed end to the vertical guide by a spring; Clamp the skin and hold it to the rail of the vertical guide. It is provided with a plurality at regular intervals, the vertical movement clamp is a plurality of sequentially connected from the fixed end to the horizontal guide by a spring, and a moving means formed in the fixed frame to move the guide frame in the vertical and horizontal direction When the skin is heated by the heating member is loosened by the expansion of the skin, the moving means is characterized in that to move the guide frame to the other side of the fixed clamp to stretch the skin.

And, the moving means is characterized in that it consists of a screw penetrating through one side of the guide frame to move the guide frame vertically and horizontally, both ends are formed inside the fixed frame, and a motor for rotating the screw.

And, the fixed end is characterized in that the fixing clamp for clamping the skin paper.

The fixed clamp may be located at the center of the horizontal guide and the vertical guide.

In addition, the horizontal movable clamp and the vertical movable clamp is characterized in that the height is different from each other.

As described above, the stretched paper can be stretched and used as required length without discarding the skin paper that has been heated and heated by the heating apparatus.

As a result, it is possible to lower the manufacturing cost of producing the interior molded product, thereby securing price competitiveness for the product.

In addition, it is expected to improve the quality of the molded product by uniformly increasing the cross-sectional area of the skin paper stretched by heat during stretching.

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a plan view showing a skin paper feeding device for a thermoforming machine having a movable clamp according to the present invention.
2 is a conceptual diagram showing a skin paper supplying device for a thermoforming machine having a movable clamp according to the present invention.
3 is a sectional view showing a clamping portion according to the present invention.

Hereinafter, with reference to the accompanying drawings will be described a skin paper supply device for a thermoforming machine having a movable clamp.

1 is a plan view showing a skin paper supply device for a thermoforming machine having a moving clamp according to the present invention, Figure 2 is a conceptual diagram showing a skin paper supply device for a thermoforming machine provided with a moving clamp according to the present invention.

As shown in Figures 1 to 2, the present invention is a fixed frame 100 formed inside the skin paper feeder for thermoforming machine, and formed in the fixed frame 100 spaced apart in a certain distance in pairs and the rail A guide frame 200 formed vertically on both sides of the horizontal guide 210 and the horizontal guide 210 and having a vertical guide 220 having a rail, the horizontal guide 210 and the vertical guide 220. The fixed end 250 is fixedly installed on the) and the skin is clamped and a plurality of rails of the horizontal guide 210 are installed in a plurality at regular intervals from the fixed end 250 by the spring 430 the vertical guide ( A plurality of horizontal movable clamps 410 are sequentially connected up to 220, and the skin is clamped, a plurality of rails of the vertical guide 220 is installed at a predetermined interval, the fixed end ( From 250) Vertical movement clamps 420 are sequentially connected to the horizontal guide 210, the moving means 500 formed in the fixed frame 100 to move the guide frame 200 in the vertical and horizontal directions It is a skin paper clamping device formed inside the skin paper supply device for a thermoforming machine.

Therefore, if the skin is bonded to the interior of the automobile by the heating member and the skin is loosened, the moving means 500 moves the guide frame 200 in the other direction to the fixed clamp 300, the moving clamp Move horizontally and vertically at equal intervals to stretch the epidermis to flatten the loosened part.

Hereinafter, each configuration will be described in detail.

The fixing frame 100 according to the embodiment of the present invention is formed in the inside of the skin paper feeding device for the thermoforming machine as a rectangular frame made of a metal material having strong strength and hardness.

Usually, the fixing frame 100 is mounted between the upper and lower heaters inside the heating member, and a plurality of bolt holes (not shown) are formed in which threads are formed to mount the motor 510, the screw 520, and the LM guide. .

Guide frame 200 according to an embodiment of the present invention is located in the fixed frame 100 is connected by a moving means 500 to be described later to move vertically and horizontally in the fixed frame 100,

The guide frame 200 includes a horizontal guide 210 and a vertical guide 220, and the horizontal guide 210 and the vertical guide 220 are connected to the moving means 500, respectively. do.

The horizontal guide 210 is formed in a pair spaced apart a predetermined distance is formed a rail (not shown) formed with a groove on the upper surface.

The vertical guide 220 is formed vertically on both sides of the horizontal guide 210, the rail (not shown) is formed with a groove on the upper surface in the same way as the horizontal guide 210.

Thus, the skin is located in the spaced space between the horizontal guide 210 and the vertical guide 220.

The horizontal guide 210 and the vertical guide 220 are spaced apart from the inside of the fixed frame 100 by a predetermined distance to the outside. This is because the horizontal guide 210 and the vertical guide 220 are moved outward by the moving means 500.

Usually, the horizontal guide 210 and the vertical guide 220 uses an LM guide.

The fixed end 250 is fixedly installed at one side of the horizontal guide 210 and the vertical guide 220, to be coupled to the horizontal movable clamp 410, the vertical movable clamp 420 and the spring 430 to be described later It is a member for the standard.

Preferably, the fixed end 250 is preferably made of a fixed clamp 300 for clamping the skin paper. Since the fixed end 250 may be installed at all positions of the horizontal guide 210 and the vertical guide 220, the fixed end 250 may be fixed to prevent a gap from being clamped by the fixed end 250. 250) It is also preferably made of a fixed clamp 300 that can clamp the skin.

The fixed clamp 300 according to the embodiment of the present invention is fixed to the rail of the horizontal guide 210 and the vertical guide 220 and has a clamping portion 600 of FIG. 3 to clamp the skin paper.

The clamping part 600 includes a body 610 fixed to the rail and a clamping bar 620 which is formed in pairs in the body 610 to rotate with each other, and each of the clamping bars having the edges of the outer skin paper spread. 620 rotates in different directions to clamp the cross-sectional area of the skin to a minimum.

A horizontal movable clamp 410 according to an embodiment of the present invention is installed to a plurality of movable at a predetermined interval on the rail of the horizontal guide 210.

In addition, the horizontal movable clamp 410 is connected to each other by a spring 430 to move at regular intervals, the horizontal movable clamp 410 located on both sides also to the fixed clamp 300 and the vertical guide 220 Is connected to the spring 430.

That is, the horizontal movable clamp 410 is sequentially connected from the fixed clamp 300 to the vertical guide 220.

In addition, the horizontal movable clamp 410 is provided with the clamping part 600 of FIG. 3 in the same manner as the fixed clamp 300 to clamp the skin paper to the minimum.

Here, since the horizontal movable clamp 410 is constrained by the spring 430 to the vertical guide 220, the vertical guide 220 in conjunction with the movement by the moving means 500 to be described later the horizontal guide ( It moves along the rail formed in the 210 at a predetermined interval.

Accordingly, the horizontal clamp 410 is linked to the movement of the vertical guide 220 to stretch the skin paper in the horizontal direction.

The vertical movable clamp 420 according to the embodiment of the present invention is installed on the rail of the vertical guide 220 to be movable at a predetermined interval.

In addition, the vertical movable clamp 420 is connected to each other by a spring 430 to move at regular intervals, the vertical movable clamp 420 located on both sides also to the fixed clamp 300 and the horizontal guide 210 Is connected to the spring 430.

That is, the vertical movable clamp 420 is sequentially connected from the vertical clamp to the horizontal guide 210.

In addition, the vertical movable clamp 420 is provided with the clamping unit 600 in the same manner as the fixed clamp 300 to clamp the skin to the minimum.

Here, the vertical movement clamp 420 is constrained by the spring 430 to the horizontal guide 210, the horizontal guide 210 by the moving means 500 to be described later in conjunction with the movement of the vertical guide ( A predetermined interval is moved along the rail formed in the 220.

Therefore, the vertical movable clamp 420 is linked to the movement of the horizontal guide 210 to stretch the skin paper in the vertical direction.

However, the fixed clamp 300, the horizontal movable clamp 410, and the vertical movable clamp 420 is the same as the configuration of the clamping unit 600, the only difference between the fixed to the rail.

The moving means 500 is formed in the fixed frame 100 to support the guide frame 200 inside the fixed frame 100 and to move in the horizontal and vertical directions.

Therefore, the movement means 500 is naturally made of a plurality in order to move the horizontal guide 210 and the vertical guide 220 of the guide frame 200 individually.

Preferably, the moving means 500 is composed of a screw 520 and the motor 510 may move the guide frame 200 within the fixed frame 100. This is because the use of the screw 520, which is controlled equally to the rotational speed of the motor 510, the horizontal guide 210 and the vertical guide 220 than the hydraulic cylinder to enable a linear movement using air, etc. It can be moved precisely at the same rate.

The moving means 500 is a screw 520 penetrating one side of the guide frame 200 to move the guide frame 200 vertically and horizontally and both ends are formed inside the fixed frame 100, and the screw It is characterized by consisting of a motor 510 for rotating the (520).

According to the exemplary embodiment of the present invention, the screw 520 is installed along the inner edge of the fixed frame 100, and the motor 510 is formed at one side of the fixed frame 100 to allow the screw 520 and the belt 530. Will be connected to.

In addition, both sides of the horizontal guide 210 and the vertical guide 220 are penetrated to form a screw thread, and are inserted and moved to a screw 520 positioned in a vertical direction. That is, the horizontal guide 210 is inserted into the screw hole formed in the screw 520 installed in the vertical direction to the fixed frame 100 is moved, the vertical guide 220 is a screw 520 installed in the horizontal direction Will be inserted into

Preferably, the fixed clamp 300 is preferably located in the center of the horizontal guide 210 and the vertical guide 220.

This is because the horizontal movable clamp 410 and the vertical movable clamp 420 are coupled to each other and by the fixed clamp 300 and the spring 430, the difference in the tension acting on the spring 430 depending on the length Will occur.

That is, if the fixed clamp 300 is fixed to the ends of the horizontal guide 210 and the vertical guide 220, the horizontal movable clamp 410 and the vertical movable clamp 420 most closely connected to the fixed clamp 300 Elongation of the spring 430 between the horizontal movable clamp 410 and the vertical movable clamp 420 may be slightly different.

Therefore, the fixing clamp 300 is located at the center of the horizontal guide 210 and the vertical guide 220 has the least elastic range error between the spring 430.

The horizontal movable clamp 410 and the vertical movable clamp 420 have different heights.

This is because the horizontal guide 210 and the vertical guide 220 are coupled to each other step by step to avoid interference as the vertical or horizontal movement. Therefore, if the horizontal guide 210 is located at the lower side to stretch the skin on the same plane, the height of the clamping part 600 of the horizontal movable clamp 410 is clamped by the clamping unit 600 of the vertical movable clamp 420. The correction jaw must be formed to be equal to the height of the to increase the height of the clamping portion 600 of the horizontal movable clamp 410.

As described above, after clamping the edge of the skin with a plurality of clamps connected by a spring, it is a basic technical idea to stretch the loose skin by heating the clamp by horizontally moving the clamp using a screw, which is merely exemplary. As those skilled in the art will appreciate that various modifications and equivalent embodiments are possible therefrom, and the true technical protection scope of the present invention should be defined only in the appended claims.

100: fixed frame 200: guide frame
210: horizontal guide 220: vertical guide
250: fixed end 300: fixed clamp
410: horizontal movable clamp 420: vertical movable clamp
430: spring 500: vehicle
510: motor 520: screw
600: clamping part 610: body
620: clamping bar

Claims (5)

In the skin paper supply device for thermoforming machine comprising a heating member for heating the skin paper bonded to the interior of the automobile,
A fixing frame (100) formed inside the skin paper feeding device for the thermoforming machine;
Located in the fixed frame 100, a horizontal guide 210 formed in a predetermined distance spaced in pairs and provided with a rail, and a vertical guide 220 formed vertically on both sides of the horizontal guide 210 and provided with a rail Guide frame 200 made;
A fixed end 250 fixed to the horizontal guide 210 and the vertical guide 220;
Clamping the skin paper, a plurality of horizontally installed on the rail of the horizontal guide 210 at a predetermined interval, a horizontal number is sequentially connected from the fixed end 250 to the vertical guide 220 by a spring 430 A moving clamp 410;
Clamping the skin paper, a plurality of vertically installed on the rail of the vertical guide 220, a plurality of vertically connected from the fixed end 250 to the horizontal guide 210 by a spring 430 sequentially With moving clamp 420
Is formed in the fixed frame 100, the moving means 500 for moving the guide frame 200 in the vertical and horizontal direction; consists of,
When the skin is heated by the heating member and is loosened due to the expansion of the skin, the moving means 500 moves the guide frame 200 in the vertical and horizontal directions to stretch the skin. The skin paper supply device for thermoforming machine provided with. The method of claim 1,
The moving means 500,
A screw 520 penetrating to one side of the guide frame 200 to move the guide frame 200 vertically and horizontally, both ends of which are formed inside the fixed frame 100;
The skin molding device for a thermoforming machine having a moving clamp, characterized in that consisting of a motor (510) for rotating the screw (520). The method of claim 2,
The fixed end 250,
Skin clamping device for a thermoforming machine having a moving clamp, characterized in that the fixed clamp for clamping the skin. The method of claim 3,
The fixed clamp 300,
The skin guide device for thermoforming machine having a movable clamp, characterized in that located in the center of the horizontal guide 210 and the vertical guide 220. The method of claim 1,
The horizontal movable clamp 410 and the vertical movable clamp 420 is a table for a thermoforming machine having a movable clamp, characterized in that the height is different from each other coupled stepwise to avoid interference as moving vertically or horizontally Sebum supply device.

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