TW202017749A - Manufacturing method of anti-collision partition board preventing breakage and damage when colliding with other items - Google Patents

Abstract

A method of manufacturing an anti-collision partition board includes the following steps: (A) making the hot-melted plastic become a sheet-shaped base wall by Extrusion Molding, and hot-pressing the base wall to form a plurality of one-way open support columns protruding from the base wall, wherein the base wall and the support columns together form an intermediate plate body; (B) when the temperature of the intermediate plate body is between 110 DEG C and 200 DEG C, respectively laminating two substrates on both sides of the intermediate plate body, such that the substrates are hot-melt and bonded to the intermediate plate body to form a first plate body and a second plate body respectively. The first plate body, the second plate body, and the intermediate plate body together form an anti-collision partition board, wherein one of the substrates is made of non-woven fabric; and (C) placing the anti-collision partition board in an oven for heating, so as to shape the first plate body, the intermediate plate body, and the second plate body. One of the substrates is made of non-woven fabric, so when the finished anti-collision partition board collides with other items, it is not easy to break and cause damage to each other.

Description

Manufacturing method of anti-collision separator

The invention relates to a method for manufacturing a separator, in particular to a method for manufacturing an anti-collision separator.

There is a hollow plate that includes two plates and a support between the plates. The plates are made of plastic materials with high hardness and smooth surface. Therefore, the hollow plate is used as the interior of the car. The bulkhead or the bulkhead of the luggage compartment may easily collide with adjacent vehicle components or luggage components, and may wear out and deform with these vehicle components and luggage components.

Therefore, the purpose of the present invention is to provide a method for manufacturing a crash-proof bumper that can prevent crashes.

Therefore, the manufacturing method of the crash barrier of the present invention, the following steps:

(A) Extruding the hot-melted plastic into a sheet-shaped base wall, and then hot-pressing the base wall to form a plurality of one-way open support columns protruding from the base wall, the base wall and these The support columns together form an intermediate plate body, the base wall has a first surface and a second surface opposite to the first surface along an axial direction, and each support column is protruded and surrounded by the base wall along the axial direction A groove is formed, and each support column has an end away from the base wall, the groove extends from the base wall toward the end and has an open end opened in the base wall.

(B) When the temperature of the intermediate plate is between 110 and 200°C, press the two substrates on the opposite sides of the intermediate plate along the axial direction to make the substrates hot-melt A first plate body adjacent to the first surface of the base wall and a second plate body adjacent to the second surface of the base wall are formed on the intermediate plate body, and the first plate body, the The second plate body and the middle plate body together constitute an anti-collision partition, and one of the base materials is a non-woven fabric.

(C) The anti-collision partition is placed in an oven and heated to shape the first plate, the middle plate and the second plate. The temperature of the oven is between 100 and 150°C.

The effect of the present invention is to use one of the base materials as a non-woven fabric to make one of the first plate body and the second plate body flexible, so as to prevent the collision barrier and other objects from colliding with each other Cracked and damaged. In addition, in step (B), when the base materials are pressed against the intermediate plate body, the temperature of the intermediate plate body can be used to achieve the role of hot-melt bonding to save the adhesive In addition, the temperature of the intermediate plate is between 110 and 200°C, which can prevent the substrates from being damaged and decomposed by high temperature. In addition, the oven temperature in step (C) is between 100 and 150°C, which can effectively shape the The first plate body, the middle plate body and the second plate body.

Before the present invention is described in detail, it should be noted that in the following description, similar elements are denoted by the same number.

Referring to FIG. 1, a first embodiment of a method for manufacturing a crash barrier of the present invention includes a step S1, a step S2, a step S3, and a step S4.

Referring to FIG. 2 to FIG. 4, step S1 is: mixing one part of plastic with one part of foaming agent and hot-melting together, and then extruding the hot-melted plastic (mixed with foaming agent) into a sheet-like base Wall 11, and then the base wall 11 is rolled by two rollers 300 with corresponding protrusions and recesses, and hot-pressed to form a plurality of support columns 12 protruding from the base wall 11 and opening in one direction The base wall 11 and the supporting columns 12 together form an intermediate plate body 1. In this embodiment, the portion of plastic is polypropylene (PP), but it is not limited to this. In addition, in step S1, the existing extruder and the existing roller-type hot press can be used for operation, but not limited to this .

The base wall 11 of the intermediate plate 1 after step S1 has a first surface 111 and a second surface 112 opposite to the first surface 111 along an axial direction D1. Each support column 12 is formed by the The base wall 11 protrudes along the axial direction D1 and surrounds a groove 13. Each support post 12 has an end 121 away from the base wall 11. The groove 13 extends from the base wall 11 toward the end 121 And has an open end 131 opened in the base wall 11, in this embodiment, the support columns 12 are arranged in a matrix, and the support columns 12 are all along the axial direction from the second surface 112 of the base wall 11 D1 extends in a direction opposite to the first surface 111, but not limited to this.

Referring to FIGS. 2 and 5, the step S2 is: after the intermediate plate body is manufactured through the step S1, the intermediate plate body 1 transports D2 along a conveying direction perpendicular to the axial direction D1, and is used during transportation When the temperature of the intermediate plate 1 after being manufactured through the step S1 is between 110 and 200° C., two substrates 200 made of non-woven fabric are pressed against the intermediate plate 1 opposite to the axial direction D1 On both sides, so that the substrates 200 are hot-melted to the intermediate plate 1 and respectively form a first plate 2 adjacent to the first surface 111 of the base wall 11 and a base plate 11 adjacent to the base wall 11 The second plate body 3 of the second surface 112, and the first plate body 2, the second plate body 3 and the intermediate plate body 1 together constitute a crash barrier 100. In this embodiment, the first plate body 2 is attached to the first surface 111 of the base wall 11, and the second plate bodies 3 are attached to the end portions 121 of the support columns 12. In this embodiment, when the temperature of the intermediate plate 1 is between 120 and 180°C, pressing the substrates 200 to the intermediate plate 1 can make the substrates 200 and the intermediate plate The bonding effect of the body 1 is better, because within this temperature range, the structure of the substrates 200 will not be damaged or decomposed, and the substrates 200 and the intermediate plate body 1 can be effectively hot-melt bonded. In addition, in this embodiment, the step S1 can be performed by an existing bonding machine, but it is not limited to this.

In the process of transporting the intermediate plate body 1, the base materials 200 are wound around two reel wheel groups 400 and stretched by the reel wheel groups 400 to both sides of the intermediate plate body 1. And it is rolled by two pressing wheels 500 located on both sides of the middle plate 1 in transit, thereby controlling the tension of the base materials 200 so that the base materials 200 are evenly and evenly attached to the Both sides of the middle plate body 1.

The step S3 is: transporting the anti-collision separator 100 to an oven for heating, the temperature of the oven is between 100 and 150° C., so that the first plate body 2, the middle plate body 1 and the second plate The body 3 is shaped, and the first plate body 2, the intermediate plate body 1 and the second plate body 3 can be prevented from contracting due to excessively rapid cooling, thereby causing separation from each other. Wherein, the temperature of the oven is between 110 and 140°C, and placing the anti-collision separator 100 in the oven for 10 seconds has a better shaping effect, and does not cause the first plate 2 and the first The structure of the second plate 3 is destroyed and decomposed.

The step S4 is: cutting the crash barrier 100 which continues to be conveyed after being shaped, so that it becomes an independent finished product.

In this embodiment, the step S1, the step S2, the step S3, and the step S4 are sequentially performed by a continuous production line for continuous processing and transportation.

Through the above description, the advantages of the manufacturing method of the crash barrier of the present invention are summarized as follows:

1. The first plate body 2 and the second plate body 3 are made of base materials 200 made of non-woven fabric, so that the first plate body 2 and the second plate body 3 are flexible and can be avoided The collision barrier 100 is broken and damaged when colliding with other objects.

2. Since the intermediate plate 1 is heated during the manufacturing process of step S1, it still has a certain temperature during the transportation process after its manufacture, and step S2 uses the intermediate plate 1 Self-temperature, press the base materials 200 to the middle plate body 1 to achieve the effect of hot-melt bonding, in addition to eliminating the adhesive for bonding and the energy consumed by re-heating, it can also avoid the The surface outside the substrate 200 is heated and scorched, but the bonding surface has not reached a temperature sufficient for bonding.

3. In step S2, when the temperature of the intermediate plate 1 is between 110 and 200°C (preferably 120 to 180°C), the substrates 200 are pressed together to avoid the substrates 200 The temperature is too high to destroy and decompose.

4. In step S2, the substrates 200 are stretched to the pinch wheels 500 for pressing to control the tension of the substrates 200, so that the substrates 200 are evenly and evenly attached to The intermediate plate body 1.

5. In step S3, the temperature of the oven is between 100 and 150°C (preferably 110 to 140°C), and the time in the oven is 10 seconds, so that the first plate 2, the middle The plate body 1 and the second plate body 3 are effectively shaped, and the first plate body 2, the intermediate plate body 1 and the second plate body 3 can be prevented from contracting due to excessively rapid cooling, thereby causing separation from each other without causing The structures of the first plate 2 and the second plate 3 are destroyed and decomposed.

6. The intermediate plate body 1 made in step S1 is made by extruding plastics with a foaming agent, so that the intermediate plate body 1 is light in weight and has a buffering effect under a certain volume. In addition, after the finished anti-collision baffle 100, the supporting plates 12 of the intermediate plate body 1 enable the intermediate plate body 1 to reduce the weight and effectively support the first plate body under a certain volume 2 and the role of the second plate 3.

Referring to FIG. 6, a second embodiment of a method for manufacturing an anti-collision separator of the present invention is similar to the first embodiment, and the difference is that:

Each support post 12 of the intermediate plate made in step S1 is away from the first surface 111 along any one of the first surface 111 and the second surface 112 of the base wall 11 along the axial direction D1 And the other of the second surface 112 protrudes in the direction.

In the crash barrier 100 produced in step S2, the first plate 2 is attached to the ends 121 of the support columns 12 protruding from the first surface 111, and the second plate 3 is attached The ends 121 of the support columns 12 protruding from the second surface 112 are engaged.

In summary, the manufacturing method of the anti-collision separator of the present invention enables the manufactured anti-collision separator 100 to be less likely to be broken or damaged when colliding with other objects, and to avoid the material from being damaged by heat during the manufacturing process. The first plate body 2, the second plate body 3 and the intermediate plate body 1 after being manufactured can be effectively bonded and shaped with each other, so the purpose of the invention can indeed be achieved.

However, the above are only examples of the present invention, and should not be used to limit the scope of the present invention. Any simple equivalent changes and modifications made according to the scope of the patent application of the present invention and the content of the patent specification are still classified as This invention covers the patent.

100: anti-collision partition 1: middle plate body 11: base wall 111: first surface 112: second surface 12: support column 121: end 13: groove 131: open end 200: base material 2: first plate Body 3: Second plate 300: Roller 400: Winding wheel set 500: Pressing wheel set D1: Axial D2: Conveying direction S1: Step S2: Step S3: Step S4: Step

Other features and functions of the present invention will be clearly presented in the embodiments with reference to the drawings, in which: FIG. 1 is a flow chart of a first embodiment of the method for manufacturing the crash barrier of the present invention; FIG. 2 is The operation schematic diagrams in step S1 and step S2 of the first embodiment illustrate that after a substrate made by extrusion is hot-pressed by two rollers to form an intermediate plate body, the two substrates wound on the two reel wheels The material is pressed against the two sides of the middle plate body through two pressing wheels to form a crash barrier; FIG. 3 is an incomplete part of the hollow plate body made by a step S1 of the first embodiment 4 is a partial schematic plan view of the hollow plate body made by the step S1 of the first embodiment; FIG. 5 is a prevention made by the step S2 of the first embodiment An incomplete cross-sectional schematic view of the crash baffle; and FIG. 6 is an incomplete cross-sectional schematic view of the anti-crash baffle made by a second embodiment of the method for manufacturing the anti-crash baffle of the present invention.

S1: Step

S2: Step

S3: Step

S4: Step

Claims (9)

A method for manufacturing an anti-collision separator includes the following steps: (A) Extruding the hot-melted plastic into a sheet-shaped base wall, and then hot-pressing the base wall to form a plurality of protrusions formed by the base wall and showing A one-way open support column, the base wall and the support columns together form an intermediate plate body, the base wall has a first surface and a second surface opposite to the first surface along an axial direction, each support The post protrudes from the base wall in the axial direction and defines a groove around it, each support post has an end away from the base wall, the groove extends from the base wall toward the end and has a opening formed in the The open end of the base wall; (B) when the temperature of the intermediate plate is between 110 and 200°C, press the two substrates on the opposite sides of the intermediate plate along the axial direction, so that the The substrate is hot-melted to the intermediate plate and forms a first plate adjacent to the first surface of the base wall and a second plate adjacent to the second surface of the base wall, and the The first plate body, the second plate body and the intermediate plate body together constitute a crash barrier, and the material of one of the base materials is non-woven fabric; (C) the crash barrier is placed in an oven and heated to The first plate, the middle plate and the second plate are shaped, and the temperature of the oven is between 100 and 150°C. The method for manufacturing an anti-collision separator according to claim 1, wherein in the step (B), the materials of the base materials are non-woven fabrics. The method for manufacturing an anti-collision separator according to claim 1, wherein in the step (A), the supporting columns are rolled by the base wall via two rollers respectively having corresponding protrusions and recesses 、Formed by hot pressing. The method for manufacturing an anti-collision separator according to claim 1, wherein, in the step (B), when the temperature of the intermediate plate is between 120 and 180°C, the substrates are respectively pressed onto the Both sides of the intermediate. The method for manufacturing a crash barrier according to claim 1, wherein, in the step (C), the temperature of the oven is between 110 and 140°C. The method for manufacturing a crash barrier according to claim 1, wherein in the step (C), the crash barrier is placed in the oven for 10 seconds. The method for manufacturing a crash barrier according to claim 1, wherein the intermediate plate body manufactured through the step (A) is transported in a conveying direction perpendicular to the axial direction, and this step is performed during the transport process ( B) In this step (B), the substrates are wound around two winding wheel groups, and stretched from the winding wheel groups to both sides of the intermediate plate body, and are located at The pressing wheels on both sides of the middle plate body in transit are rolled to be evenly and evenly attached to both sides of the middle plate body. The method for manufacturing a crash barrier according to claim 1, wherein the intermediate plate body manufactured through the step (A) is transported in a conveying direction perpendicular to the axial direction, and this step is performed during the transport process ( B), and the step (B) is to use the self temperature of the intermediate plate body after being manufactured through the step (A), and press-fit with the base materials. The method for manufacturing an anti-collision separator according to claim 1, wherein in this step (A), the plastic and the foaming agent are mixed and hot-melted together, and then extruded to form the base wall.

Images