Heating device for production of phenolic aldehyde ethylene prepreg

Abstract

The utility model relates to a heating device for phenolic aldehyde ethylene prepreg production, which comprises a workbench, the outer surface of the workbench is fixedly connected with a support frame, the top of the support frame is fixedly connected with a fixing frame, the top of the workbench is provided with a transmission assembly, the left side of the workbench is provided with a wind-up roller, and the left side of the workbench is provided with a wind-up roll. And a primary treatment assembly is arranged on the right side of the heating assembly, and the transmission assembly comprises a heating plate fixedly connected to the top of the workbench. According to the heating device for production of the phenolic aldehyde ethylene prepreg, the unwinding roller is installed on the fixing frame through the connecting piece, the prepreg is wound through the winding roller, the motor is started to drive the rotating shaft, the connecting rod and the roller to rotate, and the material can be preliminarily pressed; the electric push rod is started to drive the connecting frame and the pressing roller to move downwards and meanwhile cooperate with the heating plate to press materials, the pressing roller moves downwards, the distance between the upper roller body and the lower roller body can be adjusted according to material requirements, and the overall pressing adaptability is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of prepreg production, in particular to a heating device for producing phenolic ethylene prepreg. Background Art

[0002] The hot melt prepreg process is a process in which a hot melt prepreg machine is used to impregnate a resin film that meets the requirements into the corresponding fiber or fabric at a certain speed, temperature and pressure to form a prepreg. Therefore, only at the appropriate speed, temperature and pressure can the resin maintain a certain fluidity and penetrate the fiber or fabric. Under the condition of constant operating speed and pressure, when the roller surface temperature increases, the resin viscosity decreases, which is conducive to fiber expansion, penetration and uniformity.

[0003] Chinese patent application number CN202123166318.1 discloses a heating device for prepreg production equipment, comprising a heating plate, a lifting mechanism, and a plurality of pressing rollers. The pressing rollers are pressed against the upper surface of the heating plate, and the lifting mechanism is mounted at both ends of the pressing rollers to move the pressing rollers up and down.

[0004] However, the above device still has some defects when in use. In this application, multiple pressing rollers are required to heat the prepreg, and each pressing roller requires a separate cylinder to control the lifting and lowering, which leads to increased procurement costs and subsequent maintenance and repair costs. In order to improve this, a heating device for the production of phenolic ethylene prepreg is proposed to solve the above problems. Utility Model Content

[0005] In view of the deficiencies of the prior art, the present invention provides a heating device for producing phenolic ethylene prepreg, which has the advantages of equal pressing effect and strong practicality, and solves the problems mentioned in the above background technology.

[0006] To achieve the above-mentioned object, the present invention provides the following technical solution: a heating device for producing phenolic ethylene prepreg, comprising a workbench, a support frame fixedly connected to the outer surface of the workbench, a fixed frame fixedly connected to the top of the support frame, a heating assembly provided on the top of the workbench, a winding roller provided on the left side of the workbench, and a primary treatment assembly provided on the right side of the heating assembly;

[0007] Furthermore, the heating assembly includes a heating plate fixedly connected to the top of the workbench, a cover body fixedly connected to the top of the support frame, an electric push rod fixedly connected to the inside of the cover body, a connecting frame fixedly connected to the bottom of the electric push rod, and a pressing roller rotatably connected to the inside of the connecting frame.

[0008] Furthermore, the initial processing component includes a reeling roller fixedly connected to the inside of the fixing frame on the right side, and a connecting piece is provided inside the fixing frame on the right side.

[0009] Furthermore, the initial processing component includes a fixed base arranged on the right side of the workbench, the front of the fixed base is fixedly connected to a motor, the interior of the fixed base is rotatably connected to a rotating shaft, the outer surface of the rotating shaft is fixedly connected to a connecting rod, and the interior of the connecting rod is rotatably connected to a roller.

[0010] Furthermore, the connecting member includes a base fixedly connected to the outer surface of the fixing frame, the top of the base is hinged with a top seat, the top seat and one end of the base are both provided with a connecting end, and the internal thread of the connecting end is connected with a bolt.

[0011] Furthermore, a movable door is hinged on the front of the workbench.

[0012] Compared with the existing technology, the technical solution of this application has the following beneficial effects:

[0013] The heating device for producing phenolic ethylene prepreg is characterized in that the unwinding roller is installed on the fixed frame through a connecting piece, the prepreg is wound by the winding roller, and the motor is started to drive the rotating shaft, the connecting rod and the roller to rotate, so that the material can be preliminarily pressed. When the material is between the heating plate and the pressing roller, the electric push rod is started to drive the connecting frame and the pressing roller downward and cooperate with the heating plate to press the material. The pressing roller moves downward, and the distance between the upper and lower rollers can be adjusted according to material requirements to improve the adaptability of the overall pressing. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the structure of the utility model;

[0015] Figure 2 It is a partial cross-sectional schematic diagram of the utility model;

[0016] Figure 3 This is a schematic diagram of a local initial processing component of the utility model;

[0017] Figure 4 This is a schematic diagram of the connection between the unwinding roller and the connecting piece of the utility model.

[0018] In the figure: 1 workbench, 101 movable door, 2 support frame, 3 fixed frame, 4 winding roller, 5 heating component, 501 heating plate, 502 electric push rod, 503 connecting frame, 504 pressing roller, 505 cover body, 6 initial processing component, 601 unwinding roller, 602 connecting piece, 6021 base, 6022 top seat, 6023 connecting end, 6024 bolt, 603 fixed seat, 604 rotating shaft, 605 motor, 606 connecting rod, 607 roller. DETAILED DESCRIPTION

[0019] 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.

[0020] See also Figure 1-4 In this embodiment, a heating device for producing phenolic ethylene prepreg includes a workbench 1, a support frame 2 is fixedly connected to the outer surface of the workbench 1, a fixed frame 3 is fixedly connected to the top of the support frame 2, a heating component 5 is provided on the top of the workbench 1, a winding roller 4 is provided on the left side of the workbench 1, and an initial treatment component 6 is provided on the right side of the heating component 5.

[0021] Among them, the heating component 5 includes a heating plate 501 fixedly connected to the top of the workbench 1, a cover body 505 fixedly connected to the top of the support frame 2, an electric push rod 502 fixedly connected inside the cover body 505, a connecting frame 503 fixedly connected to the bottom of the electric push rod 502, and a pressing roller 504 rotatably connected inside the connecting frame 503.

[0022] Next, the initial processing assembly 6 includes an unwinding roller 601 fixedly connected to the inside of the right-side mounting frame 3, which also has a connector 602 installed inside. The initial processing assembly 6 includes a mounting base 603 installed on the right side of the workbench 1. A motor 605 is fixedly connected to the front of the mounting base 603. A rotating shaft 604 is rotatably connected to the inside of the mounting base 603. A connecting rod 606 is fixedly connected to the outer surface of the rotating shaft 604. A roller 607 is rotatably connected to the inside of the connecting rod 606. Starting the motor 605 drives the rotating shaft 604, connecting rod 606, and roller 607 to rotate, thereby performing a preliminary pressing operation on the material.

[0023] In addition, the connecting member 602 includes a base 6021 fixedly connected to the outer surface of the fixing frame 3, and a top seat 6022 is hinged on the top of the base 6021. A connecting end 6023 is provided at one end of the top seat 6022 and the base 6021. The internal thread of the connecting end 6023 is connected with a bolt 6024. The bolt 6024 is removed from the top seat 6021 and the base 6022, and the top seat 6022 is rotated to realize the installation and disassembly of the unwinding roller 601, which is convenient for use. A movable door 101 is hinged on the front of the workbench 1.

[0024] The working principle of the above embodiment is:

[0025] The heating device for producing phenolic ethylene prepreg is characterized in that the unwinding roller 601 is installed on the fixed frame 3 through the connecting piece 602, the prepreg is wound up by the winding roller 4, and the motor 605 is started to drive the rotating shaft 604, the connecting rod 606 and the roller 607 to rotate, so that the material can be preliminarily pressed. When the material is at the heating plate 501 and the pressing roller 504, the electric push rod 502 is started to drive the connecting frame 503 and the pressing roller 504 downward and cooperate with the heating plate 501 to press the material. The pressing roller 504 moves downward, and the distance between the upper and lower rollers can be adjusted according to material requirements to improve the adaptability of the overall pressing.

[0026] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply the existence of any such actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article, or device comprising a series of elements includes not only those elements, but also other elements not explicitly listed, or elements inherent to such process, method, article, or device. In the absence of further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of other identical elements in the process, method, article, or device comprising the element.

[0027] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A heating device for producing phenolic ethylene prepreg, comprising a workbench (1), characterized in that: The outer surface of the workbench (1) is fixedly connected to a support frame (2), the top of the support frame (2) is fixedly connected to a fixed frame (3), a heating component (5) is provided on the top of the workbench (1), a winding roller (4) is provided on the left side of the workbench (1), and a primary treatment component (6) is provided on the right side of the heating component (5); The heating assembly (5) comprises a heating plate (501) fixedly connected to the top of the workbench (1); a cover (505) is fixedly connected to the top of the support frame (2); an electric push rod (502) is fixedly connected inside the cover (505); a connecting frame (503) is fixedly connected to the bottom of the electric push rod (502); and a pressing roller (504) is rotatably connected inside the connecting frame (503).

2. The heating device for producing phenolic ethylene prepreg according to claim 1, characterized in that: The initial processing component (6) includes a reeling roller (601) fixedly connected to the inside of the right fixing frame (3), and a connecting piece (602) is provided inside the right fixing frame (3).

3. The heating device for producing phenolic ethylene prepreg according to claim 1, characterized in that: The primary processing assembly (6) includes a fixed seat (603) arranged on the right side of the workbench (1), the front of the fixed seat (603) is fixedly connected to a motor (605), the interior of the fixed seat (603) is rotatably connected to a rotating shaft (604), the outer surface of the rotating shaft (604) is fixedly connected to a connecting rod (606), and the interior of the connecting rod (606) is rotatably connected to a roller (607).

4. The heating device for producing phenolic ethylene prepreg according to claim 2, characterized in that: The connecting member (602) includes a base (6021) fixedly connected to the outer surface of the fixing frame (3), a top seat (6022) is hingedly connected to the top of the base (6021), and a connecting end (6023) is provided at one end of the top seat (6022) and the base (6021), and a bolt (6024) is internally threadedly connected to the connecting end (6023).

5. The heating device for producing phenolic ethylene prepreg according to claim 1, characterized in that: A movable door (101) is hinged on the front of the workbench (1).

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