Manufacturing method of polyurethane composite door and window profile

Abstract

The invention discloses a polyurethane composite door and window profile manufacturing method which comprises the following steps: glue injection: an aluminum alloy profile is placed on a first conveying belt, the first conveying belt drives the aluminum alloy profile to pass through a glue injection machine, and the glue injection machine injects polyurethane structural glue into the aluminum alloy profile; splicing is conducted, specifically, the aluminum alloy profile subjected to glue injection is fed into a second conveying belt, the heat insulation core material is moved to the position above the aluminum alloy profile, the second buckles are aligned with the first buckles, and then the heat insulation core material is spliced to the aluminum alloy profile; and pressing is conducted, specifically, the assembled aluminum alloy profile and the heat insulation core material are fed into rolling equipment through a second conveying belt, the rolling equipment rolls the heat insulation core material and the aluminum alloy profile up and down through an upper rolling wheel and a lower rolling wheel so that the first buckle and the second buckle can be clamped and buckled, and then a pressed piece of the aluminum alloy profile and the heat insulation core material obtained after pressing is output. According to the manufacturing method of the polyurethane composite door and window profile, the aluminum alloy and the heat insulation material can be directly discharged after being pressed, the pressure maintaining time is shortened, and the production efficiency is improved.

Description

Technical Field

[0001] The invention relates to the technical field of profile manufacturing, and in particular to a method for manufacturing a polyurethane composite door and window profile. Background Art

[0002] Polyurethane composite door and window profiles are a new type of material that combines the excellent characteristics of aluminum alloy and the performance of polymer thermal insulation materials. Polyurethane composite door and window profiles are new types of materials that combine aluminum alloy and polymer thermal insulation materials through polyurethane structural adhesive. Through this combination, a thermal insulation interlayer is formed in the center of the polyurethane composite door and window profile, thereby achieving thermal insulation, high strength, and lightweight characteristics.

[0003] In the related art, during the manufacturing process of polyurethane composite door and window profiles, after the glue injection is completed, a press is used to press the aluminum alloy and the thermal insulation material and maintain the pressure for a period of time. After the polyurethane structural glue is cured, the press releases the polyurethane composite door and window profile.

[0004] However, the existing manufacturing method of polyurethane composite door and window profiles has low production efficiency. Summary of the invention

[0005] The present invention aims to solve at least one of the technical problems existing in the prior art. To this end, the present invention provides a method for manufacturing polyurethane composite door and window profiles, which can directly discharge the aluminum alloy and the heat insulation material after pressing, thereby reducing the pressure holding time and improving production efficiency.

[0006] The polyurethane composite door and window profile manufacturing method according to the embodiment of the present invention is used to manufacture the polyurethane composite door and window profile, the polyurethane composite door and window profile comprises an aluminum alloy profile, a heat-insulating core material and a polyurethane structural adhesive, the polyurethane structural adhesive is arranged between the aluminum alloy profile and the heat-insulating core material, the polyurethane structural adhesive is used to bond the aluminum alloy profile and the heat-insulating core material, the aluminum alloy profile is provided with a first buckle, the heat-insulating core material is provided with a second buckle, the first buckle and the second buckle are mutually buckled to prevent falling off, and the manufacturing method comprises the following steps: Glue injection, placing the aluminum alloy profile on a first conveyor belt, the first conveyor belt drives the aluminum alloy profile to pass through a glue injection machine, and the glue injection machine injects the polyurethane structural glue into the aluminum alloy profile; Assembling, feeding the aluminum alloy profile after glue injection into a second conveyor belt, moving the thermal insulation core material to the top of the aluminum alloy profile, aligning the second buckle with the first buckle, and then assembling the thermal insulation core material on the aluminum alloy profile; Pressing, the second conveyor belt sends the assembled aluminum alloy profile and the thermal insulation core material into the rolling equipment, and the rolling equipment uses the upper roller and the lower roller to roll the thermal insulation core material and the aluminum alloy profile up and down to make the first buckle and the second buckle snap together, and then outputs the pressed aluminum alloy profile and the thermal insulation core material pressed parts.

[0007] The method for manufacturing a polyurethane composite door and window profile according to an embodiment of the present invention has at least the following beneficial effects: The present invention, after injecting glue into the aluminum alloy profile and assembling the thermal insulation core material on the aluminum alloy profile, uses the upper roller and the lower roller of the rolling equipment to roll the thermal insulation core material and the aluminum alloy profile up and down so that the first buckle is engaged with the second buckle, and the first buckle and the second buckle are engaged to prevent falling off. Therefore, the aluminum alloy profile and the thermal insulation core material can use their own buckling structure to cooperate to prevent falling off before the polyurethane structural glue solidifies, thereby avoiding the aluminum alloy profile and the thermal insulation profile from separating from each other before the polyurethane structural glue solidifies. Furthermore, the rolling equipment can directly discharge the material after pressing the aluminum alloy profile and the thermal insulation core material, thereby reducing the pressure holding time and improving production efficiency.

[0008] According to some embodiments of the present invention, in the pressing step, the rolling equipment is provided with a first left roller and a first right roller, and the assembled aluminum alloy profile and the thermal insulation core material are fed into the rolling equipment, and the assembled aluminum alloy profile and the thermal insulation core material first pass through the first left roller and the first right roller, and the first left roller and the first right roller cooperate to clamp and convey the assembled aluminum alloy profile and the thermal insulation core material so as to align and position the assembled aluminum alloy profile and the thermal insulation core material left and right, and then the thermal insulation core material and the aluminum alloy profile enter between the upper roller and the lower roller for rolling.

[0009] What is beneficial is that: in the present invention, in the pressing step, the rolling equipment is provided with a first left roller and a first right roller, and the assembled aluminum alloy profile and the thermal insulation core material are fed into the rolling equipment, and the assembled aluminum alloy profile and the thermal insulation core material first pass through the first left roller and the first right roller, and the first left roller and the first right roller cooperate to clamp and convey the assembled aluminum alloy profile and the thermal insulation core material to align and position the assembled aluminum alloy profile and the thermal insulation core material on the left and right, and then the thermal insulation core material and the aluminum alloy profile enter between the upper roller and the lower roller for rolling, so that the rolling equipment can use the first left roller and the second left roller to align and position the left and right positions of the aluminum alloy profile and the thermal insulation core material between the pressed aluminum alloy profile and the thermal insulation core material, thereby making the rolling position of the upper roller and the lower roller on the aluminum alloy profile and the thermal insulation core material more accurate.

[0010] According to some embodiments of the present invention, multiple groups of the first left roller and the first right roller are provided, and multiple groups of the upper roller and the lower roller are provided, and the multiple groups of the first left roller and the first right roller and the multiple groups of the upper roller and the lower roller are arranged alternately front to back.

[0011] Advantageously, the present invention provides multiple groups of the first left roller and the first right roller, and multiple groups of the upper roller and the lower roller, and the multiple groups of the first left roller and the first right roller and the multiple groups of the upper roller and the lower roller are arranged alternately front to back, thereby facilitating ensuring the pressing effect.

[0012] According to some embodiments of the present invention, in the glue injection step, the glue injection machine is provided with a second left roller and a second right roller, and the second left roller and the second right roller cooperate to clamp the aluminum alloy profile on the left and right to align and position the aluminum alloy profile on the left and right, and after the first conveyor belt drives the aluminum alloy profile into the glue injection machine, the aluminum alloy profile first passes through the second left roller and the second right roller, and then the glue injection machine injects glue on the aluminum alloy profile.

[0013] Advantageously, in the present invention, in the glue injection step, the glue injection machine is provided with a second left roller and a second right roller, the second left roller and the second right roller cooperate to clamp the aluminum alloy profile on the left and right to align and position the aluminum alloy profile on the left and right, and after the first conveyor belt drives the aluminum alloy profile into the glue injection machine, the aluminum alloy profile first passes through the second left roller and the second right roller and then the glue injection machine injects glue into the aluminum alloy profile, thereby making the glue injection position of the aluminum alloy profile by the glue injection machine more accurate.

[0014] According to some embodiments of the present invention, at least two groups of the second left roller and the second right roller are provided, and the at least two groups of the second left roller and the second right roller are arranged in sequence along the conveying direction of the aluminum alloy profile.

[0015] Advantageously, the present invention provides at least two groups of the second left roller and the second right roller, and the at least two groups of the second left roller and the second right roller are arranged in sequence along the conveying direction of the aluminum alloy profile, thereby making the injection molding machine more accurately position the aluminum alloy profile.

[0016] According to some embodiments of the present invention, at least two groups of the second left roller and the second right roller are respectively arranged in front of and behind the glue injection head of the glue injection machine.

[0017] Advantageously, the present invention arranges at least two groups of the second left roller and the second right roller respectively in front of and behind the glue injection head of the glue injection machine, thereby making the position of the aluminum alloy profile below the glue injection head more accurate, thereby facilitating improving the glue injection position accuracy of the glue injection machine on the aluminum alloy profile.

[0018] According to some embodiments of the present invention, in the assembling step, a robot is used to take the thermal insulation core material and move it above the aluminum alloy profile, and the second clip is aligned with the first clip, and then the thermal insulation core material is assembled on the aluminum alloy profile.

[0019] Advantageously, the present invention uses a robot to take the thermal insulation core material and move it above the aluminum alloy profile during the assembly step, aligns the second clip with the first clip, and then assembles the thermal insulation core material onto the aluminum alloy profile, thereby, on the one hand, improving the assembly efficiency of the assembly process and, on the other hand, reducing labor intensity.

[0020] According to some embodiments of the present invention, in the assembling step, before the robot aligns the second buckle with the first buckle, a positioning mechanism is first used to position the aluminum alloy profile.

[0021] Advantageously, the present invention uses a positioning mechanism to position the aluminum alloy profile in the assembly step before the robot aligns the second buckle with the first buckle, thereby making the position of the aluminum alloy profile to be assembled on the second conveyor belt more accurate, which in turn facilitates the robot to align the second buckle with the first buckle.

[0022] According to some embodiments of the present invention, after an aluminum alloy profile has gone through the glue injection step, the assembling step and the pressing step, another aluminum alloy profile is taken, and the glue injection step, the assembling step and the pressing step are repeated, wherein in the assembling step, the aluminum alloy profile is assembled with the pressed insulation core material and the pressed parts of the aluminum alloy profile, and then the polyurethane composite door and window profile is output.

[0023] Advantageously, the present invention subjects an aluminum alloy profile to the glue injection step, the assembling step and the pressing step, then takes another aluminum alloy profile and repeats the glue injection step, wherein in the assembling step, the aluminum alloy profile is assembled with the pressed insulating core material and the pressed parts of the aluminum alloy profile, and then the polyurethane composite door and window profile is output, thereby facilitating the production of a profile structure in which two aluminum alloy profiles clamp an insulating core material.

[0024] According to some embodiments of the present invention, the spacing between the upper roller and the lower roller of the rolling device is adjustable.

[0025] Advantageously, the present invention makes the spacing between the upper roller and the lower roller of the rolling equipment adjustable, thereby enabling the rolling equipment to adapt to the thickness of an aluminum alloy profile and an insulating core material, and also to adapt to the thickness of two aluminum alloy profiles and an insulating core material, thereby making the rolling equipment more adaptable.

[0026] Additional aspects and advantages of the present invention will be given in part in the following description and in part will be obvious from the following description, or will be learned through practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] In order to more clearly illustrate the embodiments of the present invention or the technical solutions of the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0028] Figure 1 This is a schematic structural diagram of a polyurethane composite door and window profile according to an embodiment of the present invention; Figure 2 A flow chart of a method for manufacturing a polyurethane composite door and window profile according to an embodiment of the present invention; Figure 3 A structural schematic diagram of a glue injection machine for a method for manufacturing a polyurethane composite door and window profile according to an embodiment of the present invention; Figure 4 This is a schematic structural diagram of a rolling device for a method for manufacturing a polyurethane composite door and window profile according to an embodiment of the present invention.

[0029] Figure numerals: 100 -aluminum alloy profile, 110 -thermal insulation core material, 120 -polyurethane structural adhesive, 130 -first buckle, 140 -second buckle, 150 -upper roller, 160 -lower roller, 170 -first left roller, 180 -first right roller, 190 -second left roller, 200 -second right roller, 210 -glue injection head. DETAILED DESCRIPTION

[0030] Embodiments of the present invention are described in detail below, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0031] In the description of the present invention, it is necessary to understand that descriptions involving orientation, such as up, down, front, back, left, right, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0032] In the description of the present invention, "several" means one or more, "more" means more than two, "greater than", "less than", "exceed", etc. are understood to exclude the number itself, and "above", "below", "within", etc. are understood to include the number itself. If there is a description of first and second, this is only for the purpose of distinguishing the technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0033] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation, connection and connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0034] The following describes a method for manufacturing a polyurethane composite door and window profile according to an embodiment of the present invention in conjunction with the accompanying drawings.

[0035] The present invention aims to provide an embodiment of a method for manufacturing a polyurethane composite door and window profile.

[0036] In this embodiment, the polyurethane composite door and window profile manufacturing method is used to manufacture polyurethane composite door and window profiles.

[0037] Reference Figure 1 Specifically, the polyurethane composite door and window profile includes an aluminum alloy profile, an insulating core material and a polyurethane structural adhesive. The polyurethane structural adhesive is arranged between the aluminum alloy profile and the insulating core material. The polyurethane structural adhesive is used to bond the aluminum alloy profile and the insulating core material. The aluminum alloy profile is provided with a first buckle, and the insulating core material is provided with a second buckle. The first buckle and the second buckle are buckled with each other to prevent falling off.

[0038] Reference Figure 2 The method for manufacturing the polyurethane composite door and window profile of this embodiment comprises the following steps: S1: Glue injection, placing the aluminum alloy profile on a first conveyor belt, the first conveyor belt drives the aluminum alloy profile to pass through a glue injection machine, and the glue injection machine injects the polyurethane structural glue into the aluminum alloy profile; S2: Assembling, feeding the aluminum alloy profile after glue injection into a second conveyor belt, moving the thermal insulation core material to the top of the aluminum alloy profile, aligning the second buckle with the first buckle, and then assembling the thermal insulation core material on the aluminum alloy profile; S3: Pressing. The second conveyor belt delivers the assembled aluminum alloy profile and the thermal insulation core material to the rolling equipment. The rolling equipment uses the upper roller and the lower roller to roll the thermal insulation core material and the aluminum alloy profile up and down to make the first buckle engage with the second buckle, and then outputs the pressed aluminum alloy profile and the thermal insulation core material pressed parts.

[0039] In this embodiment, after injecting glue into the aluminum alloy profile and assembling the thermal insulation core material on the aluminum alloy profile, the upper roller and the lower roller of the rolling equipment are used to roll the thermal insulation core material and the aluminum alloy profile up and down so that the first buckle is engaged with the second buckle, and the first buckle and the second buckle are engaged to prevent them from falling off. Therefore, the aluminum alloy profile and the thermal insulation core material can use their own buckling structure to prevent them from falling off before the polyurethane structural glue solidifies, thereby avoiding the aluminum alloy profile and the thermal insulation profile from separating from each other before the polyurethane structural glue solidifies. Furthermore, the rolling equipment can directly discharge the material after pressing the aluminum alloy profile and the thermal insulation core material, thereby reducing the pressure holding time and improving production efficiency.

[0040] Reference Figure 3 In some specific embodiments, in the glue injection step, the glue injection machine is provided with a second left roller and a second right roller, and the second left roller and the second right roller cooperate to clamp the aluminum alloy profile on the left and right to align and position the aluminum alloy profile on the left and right. After the first conveyor belt drives the aluminum alloy profile into the glue injection machine, the aluminum alloy profile first passes through the second left roller and the second right roller, and then the glue injection machine injects glue on the aluminum alloy profile, thereby making the glue injection position of the aluminum alloy profile by the glue injection machine more accurate.

[0041] Furthermore, at least two groups of the second left roller and the second right roller are provided, and at least two groups of the second left roller and the second right roller are arranged in sequence along the conveying direction of the aluminum alloy profile, thereby making the glue injection machine more accurately positioned on the aluminum alloy profile.

[0042] Furthermore, at least two groups of the second left roller and the second right roller are respectively arranged in front of and behind the glue injection head of the glue injection machine, thereby making the position of the aluminum alloy profile under the glue injection head more accurate, which in turn is beneficial to improving the glue injection position accuracy of the glue injection machine on the aluminum alloy profile.

[0043] In some specific embodiments, in the assembling step, a robot is used to take the thermal insulation core material and move it above the aluminum alloy profile, and the second buckle is aligned with the first buckle, and then the thermal insulation core material is assembled on the aluminum alloy profile, thereby, on the one hand, improving the assembly efficiency of the assembly process, and on the other hand, reducing labor intensity.

[0044] In some specific embodiments, in the assembly step, before the robot aligns the second buckle with the first buckle, the aluminum alloy profile is first positioned using a positioning mechanism, thereby making the position of the aluminum alloy profile to be assembled on the second conveyor belt more accurate, which in turn facilitates the robot to align the second buckle with the first buckle.

[0045] Specifically, the positioning mechanism can include a front positioning component, a left positioning component and a rear positioning component. The front positioning component can be raised and lowered to abut and position the front end of the aluminum alloy profile along the conveying direction, and the left positioning component and the right positioning component can move closer to and farther from each other to abut and position both sides of the aluminum alloy profile.

[0046] In some specific embodiments, the manipulator aligns the second buckle with the first buckle in the following steps: Use the image capture tool to obtain the coordinates of the four intersection points of the aluminum alloy profile arranged clockwise from the upper left corner , , , ; Calculate the center coordinates of the aluminum alloy profile: ; ; Obtain the center coordinates of the aluminum alloy profile ; Calculate the side slope of aluminum alloy profiles ; ; The center coordinates of the aluminum alloy profile calculated based on the test and the side slope of the aluminum profile The center coordinates and side slopes of the new insulation material are aligned with the center coordinates of the aluminum alloy profile by a manipulator. and the side slope of the aluminum profile Align the second buckle to align with the first buckle.

[0047] Reference Figure 4In some specific embodiments, in the pressing step, the rolling equipment is provided with a first left roller and a first right roller, and the assembled aluminum alloy profile and the thermal insulation core material are fed into the rolling equipment, and the assembled aluminum alloy profile and the thermal insulation core material first pass through the first left roller and the first right roller, and the first left roller and the first right roller cooperate to clamp and convey the assembled aluminum alloy profile and the thermal insulation core material to align and position the assembled aluminum alloy profile and the thermal insulation core material on the left and right, and then the thermal insulation core material and the aluminum alloy profile enter between the upper roller and the lower roller for rolling, so that the rolling equipment can use the first left roller and the second left roller to align and position the left and right positions of the aluminum alloy profile and the thermal insulation core material between the pressed aluminum alloy profile and the thermal insulation core material, thereby making the rolling position of the upper roller and the lower roller on the aluminum alloy profile and the thermal insulation core material more accurate.

[0048] Furthermore, the first left roller and the first right roller are provided in multiple groups, and the upper roller and the lower roller are provided in multiple groups. The multiple groups of the first left roller and the first right roller and the multiple groups of the upper roller and the lower roller are arranged alternately front to back, thereby facilitating ensuring the pressing effect.

[0049] In some specific embodiments, after an aluminum alloy profile has gone through the glue injection step, the assembling step and the pressing step, another aluminum alloy profile is taken, and the glue injection step, the assembling step and the pressing step are repeated, wherein in the assembling step, the aluminum alloy profile is assembled with the pressed insulation core material and the pressed parts of the aluminum alloy profile, and then the polyurethane composite door and window profile is output, thereby facilitating the production of a profile structure in which two aluminum alloy profiles clamp an insulation core material.

[0050] In some specific embodiments, the spacing between the upper roller and the lower roller of the rolling device is adjustable, so that the rolling device can adapt to the thickness of an aluminum alloy profile and an insulating core material, and can also adapt to the thickness of two aluminum alloy profiles and an insulating core material, thereby making the rolling device more adaptable.

[0051] Specifically, the rolling device can include a frame, a first lifting seat, a first rotating shaft and a first screw. The first lifting seat is slidably arranged on the frame up and down, the first rotating shaft is rotatably arranged on the first lifting seat, the upper roller is arranged on the first rotating shaft, the first screw is rotatably connected to one of the frame and the first lifting seat, and the first screw is threadedly connected to the other of the frame and the first lifting seat, so that the height of the upper roller can be adjusted by screwing the first screw to adjust the distance between the upper roller and the lower roller.

[0052] Furthermore, the rolling equipment can also include a second lifting seat, a second rotating shaft and a second screw. The second lifting seat is slidably arranged on the frame up and down, the second rotating shaft is rotatably arranged on the second lifting seat, the lower roller is arranged on the second rotating shaft, the second screw is rotatably connected to one of the frame and the second lifting seat, and the second screw is threadedly connected to the other of the frame and the second lifting seat, so that the height of the lower roller can be adjusted by screwing the second screw to adjust the distance between the upper roller and the lower roller.

[0053] In the description of this specification, the description with reference to the terms "one embodiment, some embodiments, illustrative embodiments, examples, specific examples or some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner.

[0054] The terms "first, second, third, fourth", etc. (if any) in the specification and claims of this application and the above drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. It should be understood that the numbers used in this way can be interchanged where appropriate, so that the embodiments described herein can be implemented in an order other than that shown or described herein.

[0055] It should also be noted that in the description of this specification, relational terms such as first and second, etc. are merely used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations.

[0056] In addition, the terms "comprises" and "having" and any variations thereof are intended to cover non-exclusive inclusions. For example, a process, method, system, product or apparatus that includes a series of steps or units is not necessarily limited to those steps or units explicitly listed, but may also include other steps or units not explicitly listed or inherent to these processes, methods, products or apparatuses.

[0057] Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to encompass non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements, but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus. In the absence of further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of additional identical elements in the process, method, article, or apparatus that includes the element.

[0058] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A method for manufacturing a polyurethane composite door and window profile, characterized in that: Used for manufacturing a polyurethane composite door and window profile, the polyurethane composite door and window profile comprising an aluminum alloy profile (100), a heat-insulating core material (110) and a polyurethane structural adhesive (120), the polyurethane structural adhesive (120) being arranged between the aluminum alloy profile (100) and the heat-insulating core material (110), the polyurethane structural adhesive (120) being used for bonding the aluminum alloy profile (100) and the heat-insulating core material (110), the aluminum alloy profile (100) being provided with a first buckle (130), the heat-insulating core material (110) being provided with a second buckle (140), the first buckle (130) and the second buckle (140) being buckled with each other to prevent them from falling off, and the manufacturing method comprising the following steps: Glue injection, placing the aluminum alloy profile (100) on a first conveyor belt, the first conveyor belt driving the aluminum alloy profile (100) through a glue injection machine, and the glue injection machine injecting the polyurethane structural glue (120) into the aluminum alloy profile (100); Assembling, feeding the aluminum alloy profile (100) after glue injection onto a second conveyor belt, moving the thermal insulation core material (110) above the aluminum alloy profile (100), aligning the second buckle (140) with the first buckle (130), and then assembling the thermal insulation core material (110) onto the aluminum alloy profile (100); The second conveyor belt conveys the assembled aluminum alloy profile (100) and the thermal insulation core material (110) into a rolling device. The rolling device uses an upper roller (150) and a lower roller (160) to roll the thermal insulation core material (110) and the aluminum alloy profile (100) up and down so that the first buckle (130) and the second buckle (140) are snap-fitted and connected. The pressed aluminum alloy profile (100) and the thermal insulation core material (110) are then output.

2. The method for manufacturing a polyurethane composite door and window profile according to claim 1, characterized in that: In the pressing step, the rolling device is provided with a first left roller (170) and a first right roller (180), and the assembled aluminum alloy profile (100) and the thermal insulation core material (110) are fed into the rolling device. The assembled aluminum alloy profile (100) and the thermal insulation core material (110) first pass through the first left roller (170) and the first right roller (180), and the first left roller (170) and the first right roller (180) cooperate to clamp and convey the assembled aluminum alloy profile (100) and the thermal insulation core material (110) so as to align and position the assembled aluminum alloy profile (100) and the thermal insulation core material (110) left and right, and then the thermal insulation core material (110) and the aluminum alloy profile (100) enter between the upper roller (150) and the lower roller (160) for rolling.

3. The method for manufacturing a polyurethane composite door and window profile according to claim 2, characterized in that: The first left roller (170) and the first right roller (180) are provided in multiple groups, and the upper roller (150) and the lower roller (160) are provided in multiple groups. The multiple groups of the first left roller (170) and the first right roller (180) and the multiple groups of the upper roller (150) and the lower roller (160) are arranged alternately in front and back.

4. The method for manufacturing a polyurethane composite door and window profile according to claim 1, characterized in that: In the glue injection step, the glue injection machine is provided with a second left roller (190) and a second right roller (200), the second left roller (190) and the second right roller (200) cooperate to clamp the aluminum alloy profile (100) on the left and right sides to align and position the aluminum alloy profile (100) on the left and right sides, and after the first conveyor belt drives the aluminum alloy profile (100) into the glue injection machine, the aluminum alloy profile (100) first passes through the second left roller (190) and the second right roller (200), and then the glue injection machine injects glue into the aluminum alloy profile (100).

5. The method for manufacturing a polyurethane composite door and window profile according to claim 4, characterized in that: At least two groups of the second left roller (190) and the second right roller (200) are provided, and the at least two groups of the second left roller (190) and the second right roller (200) are arranged in sequence along the conveying direction of the aluminum alloy profile (100).

6. The method for manufacturing a polyurethane composite door and window profile according to claim 5, characterized in that: At least two groups of the second left roller (190) and the second right roller (200) are respectively arranged in front of and behind the glue injection head (210) of the glue injection machine.

7. The method for manufacturing a polyurethane composite door and window profile according to claim 1, characterized in that: In the assembling step, a robot is used to take the thermal insulation core material (110) and move it above the aluminum alloy profile (100), and the second clip (140) is aligned with the first clip (130), and then the thermal insulation core material (110) is assembled on the aluminum alloy profile (100).

8. The method for manufacturing a polyurethane composite door and window profile according to claim 7, characterized in that: In the assembling step, before the robot aligns the second buckle (140) with the first buckle (130), the aluminum alloy profile (100) is first positioned using a positioning mechanism.

9. The method for manufacturing a polyurethane composite door and window profile according to claim 1, characterized in that: After an aluminum alloy profile (100) has been subjected to the glue injection step, the assembling step, and the pressing step, another aluminum alloy profile (100) is taken and the glue injection step, the assembling step, and the pressing step are repeated, wherein in the assembling step, the aluminum alloy profile (100) is assembled with the pressed thermal insulation core material (110) and the pressed parts of the aluminum alloy profile (100), and then a polyurethane composite door and window profile is output.

10. The method for manufacturing a polyurethane composite door and window profile according to claim 9, characterized in that: The distance between the upper roller (150) and the lower roller (160) of the rolling device is adjustable.

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