A plywood molding device

By designing a plywood molding device, the problems of high labor consumption, high equipment cost, and high energy consumption in existing technologies have been solved, enabling rapid and stable production of plywood, reducing equipment costs, and supporting large-scale production.

CN224588243UActive Publication Date: 2026-08-04SHANGHAI TOPNC NUMERICAL CONTROL TECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SHANGHAI TOPNC NUMERICAL CONTROL TECH CO LTD
Filing Date
2025-09-15
Publication Date
2026-08-04

AI Technical Summary

Technical Problem

Existing plywood manufacturing methods suffer from high labor costs, high equipment costs, high energy consumption, and slow production speed. In particular, the vacuum bag pressing method and the autoclave method have risks of air leakage and high costs during the manufacturing process.

Method used

A plywood molding device has been designed, including top and bottom supports connected by locking components, equipped with a pressure mechanism and elastic elements, and combined with leveling and side adjustment mechanisms. It can quickly produce plywood without requiring a large amount of electricity, and the device can be spliced ​​together to achieve large-scale production.

Benefits of technology

It enables rapid and stable production of plywood products, reduces equipment costs, adapts to different board size requirements, and allows for large-scale production with flexible equipment splicing.

✦ Generated by Eureka AI based on patent content.

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Abstract

This utility model relates to a plywood molding device, belonging to the field of plywood manufacturing technology. It includes a top support and a bottom support, which are interconnected by a locking member. The locking member is threaded to both the top and bottom supports. A pressure mechanism is provided between the top and bottom supports. The pressure mechanism includes a connecting member, one end of which is fixedly connected to a pressure plate, and the other end extends through the top support. The extended end is threaded to a nut. An elastic element is sleeved on the outside of the connecting member between the top support and the pressure plate. This utility model provides a plywood molding device that enables rapid production without requiring a large amount of electricity. The device itself is inexpensive, produces plywood products of stable quality, and multiple molding devices can be spliced ​​together for large-scale production.
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Description

Technical Field

[0001] This utility model relates to the field of plywood manufacturing technology, and in particular to a plywood molding device. Background Technology

[0002] Manufacturing plywood typically employs vacuum bag pressing or autoclave methods. Vacuum bag pressing involves sealing the workpiece in a polymer bag, then using atmospheric pressure to maintain its shape after a vacuum is created. The core principle is to use atmospheric pressure as a uniform clamping force, replacing the immense mechanical pressure of traditional presses. However, vacuum bag processing requires a large amount of manual labor to produce the vacuum bags, and these bags are almost impossible to recycle. Vacuum bag manufacturing also carries risks; due to the thickness of the plywood, leaks in the vacuum bags frequently lead to pressure loss.

[0003] Autoclave manufacturing is an advanced upgrade of vacuum bag pressing. It uses pressures far exceeding atmospheric pressure and precisely controlled high temperatures to manufacture composite material components with the highest performance levels. In autoclave manufacturing, prepreg layers are combined with a honeycomb core (if it's a sandwich structure), covered with porous release liner and absorbent felt, and then sealed in a vacuum bag. The bag is then placed in the autoclave and cured under controlled temperature (180-250℃) and pressure (0.8-1.5MPa). However, autoclave manufacturing still requires the labor-intensive production of disposable vacuum bags or the preparation of corresponding molds. Autoclaves consume enormous amounts of energy and are very expensive.

[0004] The existing molding manufacturing method consumes almost no labor and has a fast production speed, but it requires a lot of electricity, corresponding molds, and the molding machine itself is expensive. Utility Model Content

[0005] To address the above problems, a plywood molding device is proposed.

[0006] The technical solution of this utility model is as follows: a plywood molding device, including a top support and a bottom support, the top support and the bottom support are connected to each other by a locking member, the locking member is connected to the top support and the bottom support by a thread, a pressure mechanism is provided between the top support and the bottom support; the pressure mechanism includes a connecting member, one end of the connecting member is fixedly connected to a pressure plate, the other end extends out of the top support, the end extending out is connected to a nut by a thread, and an elastic member is sleeved on the outside of the connecting member between the top support and the pressure plate.

[0007] Preferably, the top of the bottom bracket is connected to a support plate via multiple leveling mechanisms.

[0008] Preferably, the leveling mechanism includes a screw and a tension spring, the bottom of the screw is connected to a bottom bracket, the top of the screw supports a support plate, the bottom of the tension spring is fixed to the bottom bracket, and the top of the tension spring is connected to the support plate.

[0009] Preferably, the side adjustment mechanism is located on the side plate of the device.

[0010] Preferably, the bottom support is provided with adjustment feet near the four corners, and the adjustment feet are connected to the bottom support via telescopic screws.

[0011] Preferably, the side of the bottom bracket is provided with a splicing component for splicing and locking multiple identical devices together.

[0012] Preferably, the splicing component includes a screw rod with a nut on it, and different screw rods are connected by the nut to splice the device.

[0013] The beneficial effects of this utility model are as follows: This utility model provides a plywood molding device that can produce quickly without requiring a large amount of electricity. The device itself is inexpensive, the quality of the manufactured plywood products is stable, and multiple molding devices can be spliced ​​together to achieve large-scale production. Attached Figure Description

[0014] Figure 1 This is a schematic diagram of the structure of the plywood molding device of this utility model.

[0015] The component names corresponding to the various reference numerals in the diagram are as follows:

[0016] 1. Top bracket; 2. Bottom bracket; 21. Support plate; 22. Leveling mechanism; 3. Locking component; 4. Pressure mechanism; 41. Connecting component; 42. Elastic component; 43. Pressure plate; 5. Side adjustment mechanism; 7. Adjusting feet; 7. Splicing component; 8. Sheet material sample. Detailed Implementation

[0017] The present invention will now be described in detail with reference to the accompanying drawings and specific embodiments. This embodiment is based on the technical solution of the present invention and provides detailed implementation methods and specific operating procedures; however, the scope of protection of the present invention is not limited to the following embodiments.

[0018] refer to Figure 1 As shown in the figure, this application discloses a plywood molding device, including a top support 1 and a bottom support 2. The bottom support 2 is located below the top support 1, forming the basic frame structure of the entire device. The top support 1 is mainly responsible for pressing down and fixing the plywood sample 8, while the bottom support 2 provides a stable foundation for the entire device.

[0019] The top support 1 and the bottom support 2 are connected to each other by a locking member 3. The locking member 3 is a screw with threads on its outer side. The locking member 3 is threaded through the top support 1 and the bottom support 2 near both ends. By rotating the locking member 3, the distance between the top support 1 and the bottom support 2 can be changed, thereby applying pressure to the plate sample 8.

[0020] A pressure mechanism 4 is provided between the top support 1 and the bottom support 2. The pressure mechanism 4 includes a connector 41, which is a bolt. One end of the connector 41 is fixedly connected to the pressure plate 43, and the other end extends out of the top support 1. The end that extends out is connected to a nut by a thread. An elastic element 42, which is a spring, is sleeved on the outside of the connector 41 between the top support 1 and the pressure plate 43. The pressure mechanism 4 provides additional elastic force while the locking element 3 applies pressure to ensure that the plate sample 8 is in a balanced state under the downward pressure.

[0021] The top of the bottom support 2 is connected to the support plate 21 via multiple leveling mechanisms 22. These mechanisms are used to adjust the levelness of the bottom support 2. Each leveling mechanism 22 includes a screw and a tension spring. The bottom of the screw is connected to the bottom support 2, and the top of the screw supports the support plate 21. The bottom of the tension spring is fixed to the bottom support 2, and the top of the tension spring is connected to the support plate 21. The screw provides a supporting force, and the tension spring provides a downward pulling force. Adjusting the screw levels the plane, and the tension spring provides a pulling force to keep the plane level. The leveling mechanism 22 ensures that the entire device remains level even on uneven ground, thereby improving operational accuracy.

[0022] The side adjustment mechanism 5 is located on the side plate of the device and is used to adjust the position of the plate sample 8 in the horizontal direction. The side adjustment mechanism 5 can precisely control the lateral position of the plate sample 8 to meet the needs of plates of different widths.

[0023] The bottom support 2 is equipped with adjustment cups 6 near the four corners. The adjustment cups 6 are connected to the bottom support 2 through telescopic screws and are used to initially adjust the height and level of the bottom support 2 to adapt to the ground. The adjustment cups 6 can change the height by rotating the telescopic screws to ensure the stability and levelness of the bottom support 2.

[0024] The bottom support 2 has a splicing component 7 on its side. The splicing component 7 includes a screw rod with a nut. Different screw rods are connected by the nut to splice the devices together. This is used to splice multiple identical devices together and lock them in place. The splicing component 7 also enables the production of longer sheet metal samples 8.

[0025] The specific working principle is as follows:

[0026] Install plate sample 8: Place plate sample 8 between the top bracket 1 and the bottom bracket 2.

[0027] Initial fixation: Press the plate sample 8 firmly by rotating the locking part 3.

[0028] Adjusting the level: Use the bottom bracket leveling mechanism 22 and the bottom bracket adjusting feet 7 to ensure the levelness of the entire device.

[0029] Precise adjustment: The lateral position of the sheet material sample 8 is precisely adjusted using the side adjustment mechanism 5.

[0030] Apply pressure: Apply additional elastic force through pressure mechanism 4 to ensure the stable fixation of plate sample 8.

[0031] Assembly operation (if necessary): Use the splicing piece 7 to assemble and lock multiple board samples 8 together.

[0032] The beneficial effects are:

[0033] This utility model discloses a plywood molding device that enables rapid production without requiring a large amount of electricity. The device itself is inexpensive, produces plywood products of stable quality, and multiple molding devices can be spliced ​​together to achieve large-scale production.

[0034] It should be noted that the terms "vertical," "horizontal," "top," "bottom," "inner," and "outer," etc., indicating orientation or positional relationships are based on the orientation or positional relationships shown in the accompanying drawings. They are used only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model. The terms "first," "second," etc., are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of indicated technical features. "A plurality of" means two or more. "Installed," "connected," and "joined" should be interpreted broadly; for example, they can refer to a fixed connection, a detachable connection, or an integral connection.

[0035] The above description is merely a preferred embodiment of this utility model and is not intended to limit this utility model in any form or substance. It should be noted that those skilled in the art can make various improvements and additions without departing from this utility model, and these improvements and additions should also be considered within the protection scope of this utility model. Any modifications, alterations, and equivalent changes made by those skilled in the art without departing from the spirit and scope of this utility model using the disclosed technical content are equivalent embodiments of this utility model. Furthermore, any modifications, alterations, and evolutions made to the above embodiments based on the essential technology of this utility model are still within the scope of the technical solution of this utility model.

Claims

1. A plywood molding device, characterized in that, It includes a top bracket (1) and a bottom bracket (2), which are connected to each other by a locking member (3). The locking member (3) is connected to the top bracket (1) and the bottom bracket by a thread. A pressure mechanism (4) is provided between the top bracket (1) and the bottom bracket (2). The pressure mechanism (4) includes a connector (41), one end of which is fixedly connected to a pressure plate (43), and the other end extends out of the top bracket (1). The end that extends out is connected to a nut by a thread. An elastic member (42) is sleeved on the outside of the connector (41) between the top bracket (1) and the pressure plate (43).

2. The plywood molding device according to claim 1, characterized in that, The top of the bottom bracket (2) is connected to the support plate (21) via multiple leveling mechanisms (22).

3. The plywood molding device according to claim 2, characterized in that, The leveling mechanism (22) includes a screw and a tension spring. The bottom of the screw is connected to the bottom bracket (2), the top of the screw supports the support plate (21), the bottom of the tension spring is fixed to the bottom bracket (2), and the top of the tension spring is connected to the support plate (21).

4. The plywood molding device according to claim 1, characterized in that, The side adjustment mechanism (5) is located on the side plate of the device.

5. The plywood molding device according to claim 1, characterized in that, The bottom support (2) is provided with adjustment feet (6) near the four corners of the bottom. The adjustment feet (6) are connected to the bottom support (2) by telescopic screws.

6. The plywood molding device according to claim 1, characterized in that, The side of the bottom support (2) is provided with a splicing piece (7) for splicing and locking multiple identical devices together.

7. The plywood molding device according to claim 6, characterized in that, The splicing component (7) includes a screw rod with a nut on it, and different screw rods are connected by the nut to splice the device.