TWI695926B - Metal door panel combination method and metal door panel - Google Patents

Abstract

The invention relates to a metal door panel combination method and a metal door panel. The metal door panel combination method prepares an inner panel unit and an outer panel unit which are formed by bending a metal panel, and prepares an inner filler honeycomb cardboard unit and honeycomb glue liquid, and firstly passes through the honeycomb glue The honeycomb cardboard unit is arranged on the inner panel unit, and then the outer panel unit is sheathed on the inner panel unit, and the outer panel unit and the honeycomb cardboard unit are also fixed with honeycomb glue to form a metal door panel, and then the metal door panel is pressurized continuously A preset time to wait for the honeycomb glue to solidify and smoothly fix the inner panel unit, the honeycomb panel and the outer panel unit. The metal door panel does not need to use any inner aggregate as a reinforcing door inner structure, and the inner aggregate and inner panel unit can be omitted. The welding step of the outer panel unit effectively simplifies the technical threshold of operation and reduces labor costs and welding man-hours. At the same time, it can reduce material costs and simplify assembly.

Description

Metal door panel combination method and metal door panel

The invention relates to a metal door panel combination method and a metal door panel, in particular to a metal door panel combination method and a metal door panel product that improve the assembly convenience and save cost.

Existing metal door panels all contain a metal skeleton frame, the metal skeleton frame contains a plurality of inner aggregates, and an outer panel unit is welded on the outer side of the metal skeleton frame, and an inner panel unit is welded on the inner side of the metal skeleton frame, And the honeycomb paperboard unit is arranged in the configuration space formed by the inner aggregate, the outer plate unit and the inner plate unit. The metal door panel combination method used in the existing metal door panel must first configure the inner aggregate to form the metal skeleton frame. Type, and the inner panel unit is assembled on the metal frame, and the connection between the inner panel unit and the metal frame is welded, and the honeycomb cardboard unit is arranged on the inner panel unit, and then the outer panel unit is installed The plate unit is on the metal skeleton frame and opposite to the inner plate unit, and the hidden connection and conspicuous part of the outer plate unit and the metal skeleton frame are welded, and then the welding place is processed and grinded to make the surface free of debris, Among them, the welding place between the inner panel unit and the outer panel unit affects the appearance.

However, the existing metal door panels in the market use inner metal aggregate frames, so the metal door panel combination method requires direct welding of the inner aggregate and the inner panel unit and the outer panel unit. The welding operation is quite time-consuming and pays attention to the operators Because of the construction method technology, the labor cost is high, and the use of internal aggregate will cause the problem of high material cost and weight, and the manufacturing process is very slow.

The main purpose of the present invention is to provide a metal door panel combination method and a metal door panel, thereby improving the current metal door panel combination method that requires technicians to weld and consume time and labor, and the metal door panel uses an internal metal aggregate frame and the material cost is high Since the combination method of the metal door panel and the metal door panel of the present invention solve the above problems, the weight of the metal door after assembly is lightened, which is convenient for the back-end installer to perform.

In order to achieve the above-mentioned purpose, the metal door panel assembly method of the present invention includes: In a preparation step, the inner plate unit and the outer plate unit bent from a metal plate are prepared, and the honeycomb cardboard unit and the honeycomb glue are prepared. Among them, the inner plate unit is bent to form an inner ring wall, and An abutment surface is respectively formed on the opposite outer side, the outer panel unit is bent to form an outer ring wall, and two opposite ends of the outer ring wall are respectively bent to form an abutment portion; In an assembly step, the honeycomb glue is applied to the inner panel unit and placed on the honeycomb paperboard unit, and the honeycomb glue is also applied to the outer panel unit, and then the outer panel unit is sleeved on the inner panel unit. The abutting portion abuts the abutting surface of the inner panel unit, and the inner panel unit and the outer panel unit sandwich the honeycomb cardboard unit to form a metal door panel; and In a pressurizing and fixing step, the metal door panel assembled in the assembling step is pressurized for a preset time to wait for the honeycomb glue to solidify and fix the inner panel unit, the honeycomb panel and the outer panel unit.

To achieve the above-mentioned purpose, the metal door panel of the present invention is made by the above-mentioned metal door panel assembly method. The metal door panel includes: An inner panel unit, which includes an inner main board portion, the periphery of the inner main board portion is bent to form an inner ring wall, and two opposite outer sides of the inner ring wall respectively form abutting surfaces; An outer board unit is sleeved on the inner board unit, and an assembly space is formed between the outer board unit and the inner board unit, the outer board unit includes an outer main board portion, and the outer periphery of the outer main board portion is bent Forming an outer ring wall, and two opposite ends of the outer ring wall are respectively bent to form an abutment portion, and the abutment portion of the outer panel unit abuts the abutment surface of the inner panel unit; and A honeycomb paperboard unit is disposed between the inner board unit and the outer board unit and is located in the assembly space, and the honeycomb paperboard unit is coated with honeycomb glue to form an adhesive layer and the inner board unit, the outer The board unit is fixed.

In the above, in the assembly step of the metal door panel assembly method of the present invention, the outer panel unit is sheathed on the inner panel unit and the honeycomb cardboard unit is sandwiched between the inner panel unit and the outer panel unit, and pressurized in the pressing and fixing step, Waiting for the honeycomb glue to solidify, so this metal door panel assembly method can omit the welding steps of the conventional metal door panel assembly method that must weld the inner panel unit and the inner aggregate, the outer panel unit and the inner aggregate, and adopt the outer panel unit to set the inner panel The operation steps of the unit and clamping and fixing the honeycomb cardboard unit simplifies the technical threshold of the operation steps, and can reduce the technical requirements of the operator, thereby reducing labor costs and saving welding man-hours.

The metal door panel of the present invention abuts the inner panel unit and the outer panel unit by simultaneously contacting the inner panel unit and the outer panel unit with the honeycomb cardboard unit, so that the metal door panel has a certain structural strength and saves the inner bone The use of materials can further reduce material costs and simplify the assembly of the metal door panel.

The metal door panel assembly method of the present invention is a material preparation step, an assembly step and a pressure fixing step.

In this preparation step, the inner plate unit 10 and the outer plate unit 20 formed by bending a metal plate are prepared, and the honeycomb paperboard unit 30 and the honeycomb glue are prepared, wherein the inner plate unit 10 is bent to form the inner ring wall 12, An abutment surface 13 is formed on two opposite outer sides of the inner ring wall 12, the outer panel unit 20 is bent to form an outer ring wall 22, and two opposite ends of the outer ring wall 22 are respectively bent to form an abutment portion 23 .

In this assembly step, the honeycomb glue is applied to the inner plate unit 10 and the honeycomb paperboard unit 30 is placed, and the honeycomb glue is also applied to the outer plate unit 20, and then the outer plate unit 20 is sheathed on the inner plate unit 10, the abutting portion 23 of the outer panel unit 20 abuts the abutting surface 13 of the inner panel unit 10, and the inner panel unit 10 and the outer panel unit 20 sandwich the honeycomb cardboard unit 30 to form a metal door panel, wherein the outer panel When the unit 20 is sleeved on the inner plate unit 10, the outer tongue piece 25 of the outer plate unit 20 abuts against the inner tongue piece 15 of the inner plate unit 10, and the outer tongue piece 25 and the inner tongue piece 15 abutting each other can further Choose welding fixation.

In the pressure fixing step, the metal door panel assembled in the assembly step is pressed for a preset time to wait for the honeycomb glue to solidify and fix the inner panel unit 10, the honeycomb panel and the outer panel unit 20, wherein, The preset time in the pressure fixing step is 5 hours to 8 hours.

In addition, the metal door panel assembly method may further perform a locking step after the pressing and fixing step. In the locking step, the inner panel unit 10 and the outer panel unit 20 of the lock group are assisted by a locking member.

As shown in FIGS. 1, 7 to 9, the metal door panel is made by the above-mentioned metal door panel assembly method. The metal door panel includes an inner panel unit 10, an outer panel unit 20 and a honeycomb cardboard unit 30.

As shown in FIGS. 3, 5 and 8, the inner panel unit 10 includes an inner main board portion 11, and the outer periphery of the inner main board portion 11 is bent to form an inner ring wall 12, and two opposite outer sides of the inner ring wall 12 are respectively formed An abutment surface 13, wherein the end of the inner ring wall 12 is bent inward to form an abutment plate portion 121, and the inner ring wall 12 forms a support between the main inner plate portion 11 and the abutment surface 13部122.

As shown in FIGS. 4, 6 and 8, the outer panel unit 20 is sleeved on the inner panel unit 10, and an assembly space 50 is formed between the outer panel unit 20 and the inner panel unit 10, and the outer panel unit 20 It includes an outer main board portion 21, the outer periphery of the outer main board portion 21 is bent to form an outer ring wall 22, and two opposite ends of the outer ring wall 22 are bent to form an abutment portion 23, and the outer board unit 20 The abutting portion 23 abuts the abutting surface 13 of the inner plate unit 10. In the above, the metal plates selected for the inner plate unit 10 and the outer plate unit 20 may be aluminum plates, copper plates, iron plates, stainless steel plates, or galvanized steel plates.

As shown in FIGS. 7 to 9, the honeycomb cardboard unit 30 is disposed between the inner panel unit 10 and the outer panel unit 20 and is located in the assembly space 50, and the honeycomb cardboard unit 30 is coated with honeycomb glue The glue layer 40 is fixed to the inner panel unit 10 and the outer panel unit 20, wherein the honeycomb cardboard unit 30 is a member made of paper, and the honeycomb cardboard unit 30 can withstand the temperature when the metal door panel enters the paint baking furnace for baking, The baking temperature is about 200 degrees Celsius, or honeycomb panels made of other high temperature resistant materials can be selected.

As shown in FIGS. 2 to 4 and 9, at least one first side opening 14 is provided on the inner ring wall 12 of the inner panel unit 10, the at least one first side opening 14 is adjacent to one of the abutment surfaces 13 and communicates with the assembly space 50, and the inner panel unit 10 is provided with two inner tongues 15 protruding toward each other at each first side opening 14 of the inner ring wall 12, and a first assembly is formed on the inner main board portion 11 of the inner panel unit 10 Hole group 16, the first assembly hole group 16 communicates with the assembly space 50 and is adjacent to the at least one first side opening 14, at least one second side opening 24 is provided on the outer ring wall 22 of the outer panel unit 20, the at least one The second side opening 24 is adjacent to one of the abutting portions 23, and the outer plate unit 20 is provided with two outwardly projecting outer tongues 25 at each second side opening 24 of the outer ring wall 22, and the two outer tongues The pieces 25 abut the corresponding two inner tongue pieces 15 respectively, wherein the two inner tongue pieces 15 are integrally formed or welded to the inner ring wall 12, and the two outer tongue pieces 25 are integrally formed or welded to the outer ring wall 22. When the lock is provided, the inner tongue 15 and the outer tongue 25 which are in contact form a double-piece structure, which can improve the structural strength and increase the locking effect of the lock. The two inner tongues 15 and the upper and lower The two outer tongue pieces 25 can support and fix the lock, wherein the inner tongue piece 15 and the outer tongue piece 25 forming a double-sheet material structure can be welded without welding.

In addition, a second assembly hole group 26 is formed on the outer main board portion 21 of the outer board unit 20, the second assembly hole group 26 communicates with the assembly space 50 and is adjacent to the at least one second side opening 24, in addition, the inner board The unit 10 is provided with a plurality of inner group connection holes 17 on the inner ring wall 12, and the outer panel unit 20 is provided with a plurality of outer group connection holes 27 on the outer ring wall 22, and the outer group connection holes 27 are respectively connected and correspond to The inner assembly hole 17 can provide a locking member to lock in.

In the above, the inner board unit 10 and the outer board unit 20 sandwich the honeycomb paperboard unit 30, and the honeycomb paperboard unit 30 abuts against the inner board unit 10 and the outer board unit 20, and is formed by coating with honeycomb glue The adhesive layer 40 adheres the honeycomb cardboard unit 30 and the inner panel unit 10, the honeycomb cardboard unit 30 and the outer panel unit 20, and the abutting portion 23 of the outer panel unit 20 abuts the abutting surface 13, The support portion 122 of the inner ring wall 12 abuts against the outer ring wall 22, and further the abutment plate portion 121 of the inner ring wall 12 can abut the outer panel unit 20, and the thickness of the metal door panel depends on the outer panel unit The thickness of the outer main board portion 21 of 20, the thickness of the inner main board portion 11 of the inner board unit 10 and the overall thickness of the honeycomb paperboard unit 30, that is, the thickness of the outer main board portion 21 in a 50 mm thick metal door panel The thickness of the inner main board portion 11 may be 1 mm, and the overall thickness of the honeycomb paperboard unit 30 may be 48 mm, wherein the thickness of the outer main board portion 21 and the thickness of the inner main board portion 11 may be adjusted according to requirements.

In summary, in the metal door panel assembly method, the outer panel unit 20 is sleeved on the inner panel unit 10, and the honeycomb glue is used to allow the outer panel unit 20 and the inner panel unit 10 to be clamped The honeycomb cardboard unit 30 is combined with the outer panel unit 20 and the inner panel unit 10 to be fixed. After the assembly step is completed, the pressure fixing step is performed, and in the pressure fixing step, the assembled metal door panel can be left to stand and add Pressure, without the need for staff to be around, when the preset time is reached, the honeycomb glue has solidified and firmly consolidated the honeycomb paperboard unit 30, the inner panel unit 10 and the outer panel unit 20, the pressure can be The pressure is relieved, so this metal door panel assembly method can omit the welding steps of the conventional metal door panel assembly method that must weld the inner panel unit 10 and the inner aggregate, the outer panel unit 20 and the inner aggregate, and through the operation method of clamping and bonding Effectively simplify the operation steps, and lower the technical threshold required for operation, and reduce the technical requirements for the operators, so as to reduce labor costs, save welding man-hours and improve assembly efficiency.

In the above, the metal door panel adopts the inner panel unit 10, the outer panel unit 20 and the honeycomb cardboard unit 30, through the inner ring wall 12 of the inner panel unit 10, the abutting plate portion 121, the support portion 122 and the outer ring of the outer panel unit 20 The wall 22 combines to provide the effect of a frame and the complete configuration of the honeycomb cardboard unit 30, so that the metal door panel has a certain structural strength and achieves the advantages of light weight while eliminating the internal aggregate, and can reduce the material cost and The assembly of the metal door panel is simplified, and the assembly efficiency of the metal door panel is improved.

In addition, the outer tongue 25 and the inner tongue 15 which are in contact form a double-layer sheet and increase the overall structural strength, which is not easy to deform when the lock is installed, which effectively improves the previous deformation and is unusable. In addition, the metal door panel and the hinge During assembly, the screws locking the hinge lock into and penetrate the outer ring wall 22 and the inner ring wall 12 to improve the stability of the lock set.

10: inner panel unit 11: Inner motherboard 12: inner ring wall 121 against the board 122: Support 13: contact surface 14: First side opening 15: Inner tongue 16: The first assembly hole group 17: inner group connection hole 20: outer panel unit 21: External motherboard section 22: outer ring wall 23: Abutment 24: second side opening 25: outer tongue 26: Second assembly hole group 27: Outer group connection hole 30: Honeycomb cardboard unit 40: Adhesive layer 50: Assembly space

FIG. 1 is a schematic diagram of a combined three-dimensional appearance of a preferred embodiment of the metal door panel of the present invention. Fig. 2 is a partially enlarged schematic view of Fig. 1. 3 is a schematic perspective view of the inner panel unit of the metal door panel of the present invention. Fig. 4 is a schematic perspective view of the outer panel unit of the metal door panel of the present invention. 5 is a schematic cross-sectional view of the inner panel unit of the metal door panel of the present invention. FIG. 6 is a schematic cross-sectional view of the outer panel unit of the metal door panel of the present invention. Fig. 7 is a schematic sectional view of the metal door panel of the present invention. FIG. 8 is a partially enlarged schematic diagram of FIG. 7. Fig. 9 is another partially enlarged schematic view of Fig. 7.

10: inner panel unit

11: Inner motherboard

16: The first assembly hole group

20: outer panel unit

22: outer ring wall

25: outer tongue

Claims (8)

A metal door panel combination method includes: a material preparation step, preparing an inner panel unit and an outer panel unit formed by bending a metal plate, and preparing a honeycomb cardboard unit and a honeycomb glue, wherein the inner panel unit is bent to form an inner ring The wall forms an abutment surface on two opposite outer sides of the inner ring wall, and the outer panel unit is bent to form an outer ring wall, and bent at two opposite ends of the outer ring wall to form an abutment portion; an assembly step , Apply the honeycomb glue to the inner plate unit and put the honeycomb paperboard unit, and the honeycomb glue is also applied to the outer plate unit, then sleeve the outer plate unit on the inner plate unit, the abutment of the outer plate unit Against the abutment surface of the inner panel unit, the outer tongue of the outer panel unit is positioned against the inner tongue of the inner panel unit, and the inner panel unit and the outer panel unit sandwich the honeycomb cardboard unit to form a metal door panel; And a pressurizing and fixing step, wherein the metal door panel assembled in the assembly step pressurizes for a preset time to wait for the honeycomb glue to solidify and fix the inner panel unit, the honeycomb panel and the outer panel unit. The metal door panel assembly method according to claim 1, wherein the preset time in the pressure fixing step is 5 hours to 8 hours. The method for assembling a metal door panel according to claim 1, wherein the method for assembling a metal door panel performs a locking step after the pressing and fixing step to assist the locking of the inner panel unit and the outer panel unit of the lock set. The method for assembling a metal door panel according to claim 2, wherein the method for assembling a metal door panel performs a locking step after the pressing and fixing step to assist the locking of the inner panel unit and the outer panel unit of the lock set. The method for assembling a metal door panel according to any one of claims 1 to 4, wherein in the assembling step, the inner and outer tongues that are in contact are fixed by welding. A metal door panel made of the metal door panel assembly method according to any one of claims 1 to 5, the metal door panel comprising: An inner panel unit, which includes an inner main board portion, the periphery of the inner main board portion is bent to form an inner ring wall, and two opposite outer sides of the inner ring wall respectively form an abutment surface, and the end of the inner ring wall is inward Bending to form an abutting plate portion, the inner ring wall forms a supporting portion between the main inner plate portion and the abutting surface; an outer plate unit, which is sleeved on the inner plate unit, and the outer plate An assembly space is formed between the unit and the inner panel unit, the outer panel unit includes an outer main board portion, the outer periphery of the outer main board portion is bent to form an outer ring wall, and two opposite ends of the outer ring wall are respectively bent to form An abutment portion, and the abutment portion of the outer panel unit abuts the abutment surface of the inner panel unit; and a honeycomb cardboard unit, which is disposed between the inner panel unit and the outer panel unit and is located in the assembly Space, and the honeycomb paperboard unit is fixed to the inner board unit and the outer board unit with an adhesive layer formed by honeycomb glue coating. The metal door panel according to claim 6, wherein at least one first side opening is provided on the inner ring wall of the inner panel unit, the at least one first side opening is adjacent to one of the abutting surfaces and communicates with the assembly space, and the The inner panel unit forms two oppositely protruding inner tongues at each first side opening of the inner ring wall. A first assembly hole group is formed on the inner main board portion of the inner panel unit, and the first assembly hole group communicates The assembly space is adjacent to the at least one first side opening. At least one second side opening is provided on the outer ring wall of the outer panel unit, the at least one second side opening is adjacent to one of the abutment portions, and the outer panel unit is Two outwardly projecting outer tongues are formed at each second side opening of the outer ring wall, and the two outer tongues respectively abut the corresponding two inner tongues, and an outer main plate portion of the outer plate unit forms a The second assembly hole group communicates with the assembly space and is adjacent to the at least one second side opening. The metal door panel according to claim 6 or 7, wherein the inner panel unit is provided with a plurality of inner group connection holes on the inner ring wall, and the outer panel unit is provided with a plurality of outer group connection holes on the outer ring wall. The outer group of contact holes communicate with each other and correspond to the inner group of contact holes.

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