Hot-pressing composite device based on CFRT + PET foam buoyancy component

By designing a composite device of hot pressing and cutting mechanisms, the low efficiency problem caused by manual operation was solved, and the efficient and automated production of CFRT+PET foam buoyancy components was achieved.

CN223340035UActive Publication Date: 2025-09-16NANJING CHEM FIBER CO LTD
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Patent Information

Application Number
CN202422817626.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-11-19
Publication Date
2025-09-16
Estimated Expiration
2034-11-19

AI Technical Summary

Technical Problem

In the production process of CFRT+PET foam buoyancy components, manual operation of hot presses and cutting is inefficient and labor-intensive, resulting in low work efficiency.

Method used

A composite device including a hot pressing mechanism and a cutting mechanism is designed. The hot pressing and forming are performed using a hydraulic cylinder and a heating base, and the cutting blade is driven by a servo motor and a fixed motor for automatic cutting, thereby achieving efficient hot pressing and cutting of the substrate.

Benefits of technology

The production efficiency of CFRT+PET foam buoyancy substrate is improved, automatic hot pressing and cutting are realized, labor requirements are reduced, and work efficiency is improved.

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Abstract

The utility model discloses a CFRT + PET (Polyethylene Terephthalate) foam buoyancy component-based hot-pressing composite device, which comprises a base and a hot-pressing mechanism arranged on the top surface of the base, an unwinding component is arranged above the base, the hot-pressing mechanism comprises an electrical cabinet, a heating base is arranged on the inner side of the electrical cabinet, a heat conducting plate is fixedly arranged on the top surface of the heating base, and a heat conducting plate is arranged on the heat conducting plate. A supporting frame is arranged on the inner side of the electrical box, a hydraulic oil cylinder is arranged on the top face of the supporting frame, the output end of the hydraulic oil cylinder is connected with a clamping plate, and the clamping plate is located over the heat conduction plate. The cutting mechanism is arranged above the base and comprises a cutting table, and a cutting blade used for cutting the CFRT + PET foam buoyancy base material is detachably mounted on the cutting table. According to the device, the CFRT + PET foam buoyancy base material can be conveniently manufactured in a hot pressing mode, the base material can be conveniently cut, and the working efficiency is high.
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Description

Technical Field

[0001] The utility model relates to the technical field of CFRT+PET foam buoyancy substrate production, in particular to a hot pressing composite device based on CFRT+PET foam buoyancy components. Background Art

[0002] In the production of fiber-reinforced thermoplastic composites, from short fiber (SFT) to long fiber (LFT) to continuous fiber (CFRT), the longer the fiber, the better the material properties and the more diverse the production process, making it possible to truly replace steel with plastic. Continuous fiber-reinforced thermoplastic composites (CFRT) are new composite materials with low density, high strength, and high toughness, manufactured through a special process using continuous fiber as the reinforcement and a thermoplastic resin (such as polyethylene (PE), polypropylene (PP), or polyethylene terephthalate (PET)) as the matrix.

[0003] PET foam material is an environmentally friendly, lightweight, high-strength foam material made from PET resin through supercritical carbon dioxide foaming technology. It has excellent mechanical properties, outstanding heat resistance and dimensional stability, as well as good chemical corrosion resistance and recyclability, making it widely used in wind power, automobiles, construction, marine engineering and other fields.

[0004] PET foam is used as the core filler, while CFRT serves as the surface reinforcement. This composite structure can be a sandwich panel or a special-shaped structure. It has excellent mechanical properties and low density, and can be used as a floating material for ocean-going photovoltaic systems, marine ranches, and offshore tower protection. CFRT (based on PET, referred to as PET-CFRT) and PET foam can be combined through hot-melt lamination. However, the manufacturing process requires manual operation of the hot press and cutting of the finished material, which is labor-intensive and inefficient.

[0005] Therefore, in response to the above problems, it is necessary for the applicant to design a hot pressing composite device based on CFRT+PET foam buoyancy components to solve the problem. Utility Model Content

[0006] The purpose of the present utility model is to provide a hot pressing composite device based on CFRT+PET foam buoyancy components to solve the problems mentioned in the above background technology.

[0007] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a hot pressing composite device based on CFRT+PET foam buoyancy components, comprising a base, and a stabilizing seat is provided on the top surface of the base, a reeling assembly is fixedly provided on the top surface of the stabilizing seat, and a CFRT+PET foam buoyancy substrate is wound on the reeling assembly,

[0008] It also includes: a hot pressing mechanism arranged on the top surface of the base, the hot pressing mechanism includes an electrical box, and the bottom surface of the electrical box is fixedly connected to the top surface of the base, a heating base is fixedly arranged on the inner side of the electrical box, and a heat conducting plate is fixedly arranged on the top surface of the heating base, a support frame is fixedly arranged on the inner side of the electrical box, and a hydraulic cylinder is fixedly arranged on the top surface of the support frame, the output end of the hydraulic cylinder passes through the support frame and is fixedly connected to a clamping plate, and the clamping plate is located directly above the heat conducting plate;

[0009] To form a simple special-shaped structure, a mold can be placed in the hot pressing mechanism. After the mold is placed, multiple layers of substrate are added inside the mold. At the same time, the heating base and hydraulic cylinder are started using the electrical box. The heating base will transfer heat to the mold through the heat conduction plate, and the hydraulic cylinder will push the clamping plate to move. The movement of the clamping plate will squeeze the multiple layers of substrate. Under high temperature conditions, the multiple layers of substrate will be hot-pressed and connected.

[0010] A cutting mechanism is arranged above the base, and the cutting mechanism includes a cutting table, and a cutting blade for cutting the CFRT+PET foam buoyancy substrate is detachably mounted on the cutting table.

[0011] Furthermore, a servo motor is provided on one side of the cutting blade, and the top surface of the servo motor is fixedly connected to the bottom surface of the cutting table.

[0012] Through the above structural design, the servo motor is used to easily drive the cutting blade to move, thereby driving the cutting blade to cut the CFRT+PET foam buoyancy substrate.

[0013] Furthermore, a support column is fixedly provided on the bottom surface of the cutting table, a moving block is fixedly provided on the bottom surface of the support column, and the bottom surface of the moving block is in conflict with the top surface of the base.

[0014] Through the above structural design, the cutting table is stably supported by the movable blocks and the support columns, thereby improving the carrying capacity of the cutting table.

[0015] Furthermore, the internal thread of the moving block is provided with a screw rod, one end of the screw rod is provided with a fixed motor, and the bottom surface of the fixed motor is fixedly connected to the top surface of the base.

[0016] Through the above structural design, a fixed motor is used to drive the screw to rotate, the rotation of the screw drives the moving block to move, the movement of the moving block drives the support column to move, the movement of the support column drives the cutting table to move, and the movement of the cutting table makes it easier for the cutting blade to contact and cut the substrate, which is convenient to operate and has high work efficiency.

[0017] Furthermore, a fixing seat is rotatably provided on one end of the screw rod away from the fixed motor, and the bottom surface of the fixing seat is fixedly connected to the top surface of the base.

[0018] Through the above structural design, the fixing seat is used to facilitate the support of the screw rod, thereby improving the smoothness of the screw rod rotation.

[0019] Furthermore, a limit plate is provided on the bottom surface of the moving block, and the limit plate is inserted into the base and is slidably connected to the base.

[0020] Through the above structural design, the limit plate is used to facilitate the directional movement of the moving block, thereby preventing the moving block from being deflected when the screw rod rotates.

[0021] Compared with the prior art, the present invention has the following beneficial effects: the hot pressing composite device based on the CFRT+PET foam buoyancy component is convenient for manufacturing the CFRT+PET foam buoyancy substrate by hot pressing, and is convenient for cutting the substrate, with high work efficiency. The specific contents are as follows:

[0022] 1. A hot pressing mechanism is provided. When in use, the substrate is unwound through the unwinding assembly and placed inside the electrical box. At the same time, the hydraulic cylinder and the heating base are started through the electrical box. The hydraulic cylinder will push the clamping plate to move, and the clamping plate will push the substrate close to the heat conducting plate. Under the action of pressure and heat, the substrate will be formed, which makes production convenient and work efficient.

[0023] 2. A cutting mechanism is provided. When in use, the servo motor and the fixed motor are started. The servo motor will drive the cutting blade to rotate, and the fixed motor will drive the screw to rotate. The rotation of the screw will drive the moving block to move. The movement of the moving block will drive the support column to move. The movement of the support column will drive the cutting table to move. The movement of the cutting table will make it easier for the cutting blade to contact and cut the substrate. The operation is convenient and the work efficiency is high. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a schematic diagram of the overall three-dimensional front view structure of the utility model;

[0025] Figure 2 This is a schematic diagram of the overall three-dimensional rear view structure of the utility model;

[0026] Figure 3 This is a schematic diagram of the three-dimensional structure of the hot pressing mechanism of the utility model;

[0027] Figure 4 This is a schematic diagram of the three-dimensional structure of the cutting mechanism of the utility model;

[0028] Figure 5 This is a schematic diagram of the three-dimensional structure of the cutting mechanism of the utility model when viewed from above.

[0029] In the figure: 1. Base; 2. Hot pressing mechanism; 3. Cutting mechanism; 10. Stable seat; 11. Unwinding assembly; 20. Electrical box; 21. Heating base; 22. Heat conducting plate; 23. Support frame; 24. Hydraulic cylinder; 25. Clamping plate; 30. Moving block; 31. Support column; 32. Cutting table; 33. Servo motor; 34. Cutting disc; 35. Screw; 36. Fixed motor; 37. Fixed seat; 38. Limit plate. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0031] like Figure 1-Figure 5 As shown, the utility model is a hot pressing composite device based on CFRT+PET foam buoyancy components, including a base 1, and a stabilizing seat 10 is provided on the top surface of the base 1, and a reeling assembly 11 is fixedly provided on the top surface of the stabilizing seat 10, and a CFRT+PET foam buoyancy substrate is wound on the reeling assembly 11, and also includes a hot pressing mechanism 2 arranged on the top surface of the base 1, the hot pressing mechanism 2 includes an electrical box 20, and the bottom surface of the electrical box 20 is fixedly connected to the top surface of the base 1, a heating base 21 is fixedly provided on the inner side of the electrical box 20, and a heat conducting plate 22 is fixedly provided on the top surface of the heating base 21, a support frame 23 is fixedly provided on the inner side of the electrical box 20, and a hydraulic cylinder 24 is fixedly provided on the top surface of the support frame 23, the output end of the hydraulic cylinder 24 passes through the support frame 23 and is fixedly connected to a clamping plate 25, and the clamping plate 25 is located directly above the heat conducting plate 22.

[0032] Through the above-mentioned structural design, when in use, the substrate is unwound through the unwinding assembly 11 and placed inside the electrical box 20. At the same time, the hydraulic cylinder 24 and the heating base 21 are started through the electrical box 20. The hydraulic cylinder 24 will push the clamping plate 25 to move, and the clamping plate 25 will push the substrate to fit tightly against the heat conducting plate 22. Under the action of pressure and heat, the substrate will be formed, which makes production convenient and work efficient.

[0033] A cutting mechanism 3 is arranged above the base 1, and the cutting mechanism 3 includes a cutting table 32, and a cutting blade 34 for cutting CFRT+PET foam buoyancy substrate is detachably installed on the cutting table 32. A servo motor 33 is provided on one side of the cutting blade 34, and the top surface of the servo motor 33 is fixedly connected to the bottom surface of the cutting table 32. A support column 31 is fixedly provided on the bottom surface of the cutting table 32, and a moving block 30 is fixedly provided on the bottom surface of the support column 31, and the bottom surface of the moving block 30 is in conflict with the top surface of the base 1. The internal thread of the moving block 30 is provided with a screw rod 35, and a fixed motor 36 is provided at one end of the screw rod 35, and the bottom surface of the fixed motor 36 is fixedly connected to the top surface of the base 1. A fixed seat 37 is rotatably provided at the end of the screw rod 35 away from the fixed motor 36, and the bottom surface of the fixed seat 37 is fixedly connected to the top surface of the base 1. A limit plate 38 is provided on the bottom surface of the moving block 30, and the limit plate 38 is inserted into the interior of the base 1 and is slidably connected to the base 1.

[0034] Through the above structural design, when in use, the servo motor 33 and the fixed motor 36 are started, the servo motor 33 will drive the cutting blade 34 to rotate, the fixed motor 36 will facilitate the rotation of the screw rod 35, the rotation of the screw rod 35 will facilitate the movement of the moving block 30, the movement of the moving block 30 will facilitate the movement of the support column 31, the movement of the support column 31 will facilitate the movement of the cutting table 32, and the movement of the cutting table 32 will facilitate the cutting blade 34 to contact and cut the substrate, which is convenient to operate and has high work efficiency.

[0035] Working principle: When using the hot pressing composite device based on CFRT+PET foam buoyancy components, the substrate is unwound through the unwinding assembly 11 and placed inside the electrical box 20. At the same time, the hydraulic cylinder 24 and the heating base 21 are started through the electrical box 20. The hydraulic cylinder 24 will push the clamping plate 25 to move, and the clamping plate 25 will push the substrate close to the heat conducting plate 22. Under the action of pressure and heat, the substrate will be formed. At the same time, the servo motor 33 and the fixed motor 36 are started. The servo motor 33 will drive the cutting blade 34 to rotate, and the fixed motor 36 will facilitate the rotation of the screw rod 35. The rotation of the screw rod 35 will facilitate the movement of the moving block 30. The movement of the moving block 30 will facilitate the movement of the support column 31. The movement of the support column 31 will facilitate the movement of the cutting table 32. The movement of the cutting table 32 will facilitate the cutting blade 34 to contact and cut the substrate. The operation is convenient and the work efficiency is high.

[0036] Based on the above-mentioned ideal embodiment of the present invention, and in accordance with the above description, relevant personnel can make various changes and modifications without departing from the technical scope of the present invention. The technical scope of the present invention is not limited to the content of the specification, but must be determined according to the scope of the claims.

Claims

1. A hot pressing composite device based on a CFRT+PET foam buoyancy component, comprising a base (1), wherein the top surface of the base (1) is provided with a stabilizing seat (10), the top surface of the stabilizing seat (10) is fixedly provided with an unwinding assembly (11), and a CFRT+PET foam buoyancy substrate is wound on the unwinding assembly (11). It is characterized by: Also includes: A hot pressing mechanism (2) is arranged on the top surface of the base (1), the hot pressing mechanism (2) includes an electrical box (20), and the bottom surface of the electrical box (20) is fixedly connected to the top surface of the base (1), a heating base (21) is fixedly arranged on the inner side of the electrical box (20), and a heat conducting plate (22) is fixedly arranged on the top surface of the heating base (21), a support frame (23) is fixedly arranged on the inner side of the electrical box (20), and a hydraulic cylinder (24) is fixedly arranged on the top surface of the support frame (23), an output end of the hydraulic cylinder (24) passes through the support frame (23) and is fixedly connected to a clamping plate (25), and the clamping plate (25) is located directly above the heat conducting plate (22); A cutting mechanism (3) is arranged above the base (1), wherein the cutting mechanism (3) comprises a cutting table (32), and a cutting blade (34) for cutting CFRT+PET foam buoyancy substrate is detachably mounted on the cutting table (32).

2. The hot pressing composite device based on CFRT+PET foam buoyancy components according to claim 1, characterized in that: A servo motor (33) is provided on one side of the cutting blade (34), and the top surface of the servo motor (33) is fixedly connected to the bottom surface of the cutting table (32).

3. The hot pressing composite device based on CFRT+PET foam buoyancy components according to claim 1, characterized in that: A support column (31) is fixedly provided on the bottom surface of the cutting table (32), a moving block (30) is fixedly provided on the bottom surface of the support column (31), and the bottom surface of the moving block (30) is in conflict with the top surface of the base (1).

4. The hot pressing composite device based on CFRT+PET foam buoyancy components according to claim 3, characterized in that: The internal thread of the moving block (30) is provided with a screw rod (35), one end of the screw rod (35) is provided with a fixed motor (36), and the bottom surface of the fixed motor (36) is fixedly connected to the top surface of the base (1).

5. The hot pressing composite device based on CFRT+PET foam buoyancy components according to claim 4, characterized in that: A fixing seat (37) is rotatably provided at one end of the screw rod (35) away from the fixing motor (36), and the bottom surface of the fixing seat (37) is fixedly connected to the top surface of the base (1).

6. The hot pressing composite device based on CFRT+PET foam buoyancy components according to claim 5, characterized in that: A limiting plate (38) is provided on the bottom surface of the moving block (30), and the limiting plate (38) is inserted into the interior of the base (1) and is slidably connected to the base (1).