Metal surface hard polyurethane sandwich panel convenient for size cutting

Abstract

The utility model discloses a metal surface hard polyurethane sandwich panel convenient for size cutting, and relates to the technical field of hard polyurethane sandwich panels, the metal surface hard polyurethane sandwich panel comprises a hard plate, the inner cavity of the hard plate is filled with a polyurethane sandwich main body, the outer wall of the hard plate is provided with a clamping assembly, and the clamping assembly comprises a connecting block and a trapezoidal positioning block, the connecting block is fixedly arranged on the outer wall of the hard plate, and a groove is formed in the bottom of the connecting block. The fixing device has the beneficial effects that the two groups of hard plates are aligned, the connecting blocks of the second group of hard plates are aligned and inserted into the insertion holes of the first group of hard plates, and the trapezoidal positioning blocks are pushed by the pushing force of the extrusion springs, so that the trapezoidal positioning blocks are clamped in the positioning holes, and the two groups of hard plates are fixed together; and in the same way, the multiple sets of hard plates are spliced and fixed together, the multiple sets of hard plates can be conveniently cut together, and the cutting efficiency can be conveniently improved.

Description

Technical Field

[0001] The utility model relates to the field of rigid polyurethane sandwich panels, in particular to a rigid polyurethane sandwich panel with a metal surface which is convenient for size cutting. Background Art

[0002] Metal-faced rigid polyurethane sandwich panels are composite materials consisting of two layers of thin metal sheets, top and bottom, with a rigid polyurethane core in between. These sandwich panels offer excellent properties such as lightness, high strength, fire resistance, thermal insulation, water resistance, and sound insulation, making them widely used in construction, transportation, aerospace, and other fields.

[0003] When in use, the metal-faced rigid polyurethane sandwich panels need to be cut into corresponding sizes by cutting equipment according to the needs of use. However, the existing metal-faced rigid polyurethane sandwich panels have certain limitations in the cutting process. In order to improve the cutting efficiency, the staff usually put two or more groups of metal-faced rigid polyurethane sandwich panels together and cut them at the same time. However, since the two or more groups of metal-faced rigid polyurethane sandwich panels cannot be limited, the sandwich panels are prone to shaking during the cutting process, resulting in inaccurate cutting dimensions and uneven edges, affecting the overall processing quality. Therefore, a metal-faced rigid polyurethane sandwich panel that is easy to size cut is proposed to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings in the prior art that, due to the inability to define the space between two or more groups of metal-faced rigid polyurethane sandwich panels, the sandwich panels are prone to shaking during the cutting process, resulting in inaccurate cutting dimensions, uneven edges, and affecting the overall processing quality. A metal-faced rigid polyurethane sandwich panel that is easy to cut to size is proposed to solve the above problems.

[0005] In order to solve the problems existing in the prior art, the present invention adopts the following technical solutions:

[0006] A metal-faced rigid polyurethane sandwich panel that is easy to cut to size, comprising:

[0007] A hard board, wherein the inner cavity of the hard board is filled with a polyurethane sandwich body, and the outer wall of the hard board is provided with a clamping assembly, and the clamping assembly includes:

[0008] A connecting block and a trapezoidal positioning block, wherein the connecting block is fixedly arranged on the outer wall of the hard plate, a groove is provided at the bottom of the connecting block, and the top of the trapezoidal positioning block is movably inserted into the groove provided at the bottom of the connecting block;

[0009] The socket is provided on the outer wall of the hard plate, a positioning opening is provided at the bottom of the inner cavity of the socket, and the bottom of the trapezoidal positioning block is butted and clamped in the positioning opening on another set of hard plates.

[0010] Preferably, an extrusion spring is fixedly provided on the inner wall of the groove formed in the bottom of the connecting block, and the other end of the extrusion spring is fixedly provided on the outer wall of the trapezoidal positioning block.

[0011] Preferably, a movable groove is provided on the inner wall of the groove formed at the bottom of the connecting block, and a slider is movably connected to the inner wall of the movable groove, and the slider is fixedly provided on the outer wall of the trapezoidal positioning block.

[0012] Preferably, a first metal plate is fixedly provided on the top of the hard plate, and a cutting positioning groove is opened on the top of the first metal plate.

[0013] Preferably, a second metal plate is fixedly provided on the bottom of the hard plate, and a connecting port is opened on the bottom of the second metal plate, and the connecting port is aligned with the positioning port.

[0014] Preferably, a support block is fixedly provided in the inner cavity of the hard plate.

[0015] Preferably, the cutting positioning groove and the support block are aligned.

[0016] Compared with the prior art, the beneficial effects of the present invention are:

[0017] 1. In the present invention, by setting the connection relationship between the hard plates, the connecting blocks, the trapezoidal positioning blocks, the sockets and the positioning holes, the two groups of hard plates are aligned, and the connecting blocks of the second group of hard plates are aligned and inserted into the sockets of the first group of hard plates. The trapezoidal positioning blocks are pushed by the pushing force of the extrusion spring so that the trapezoidal positioning blocks are stuck in the positioning holes, so that the two groups of hard plates are fixed together. Similarly, multiple groups of hard plates can be spliced ​​and fixed together, which is convenient for cutting multiple groups of hard plates together and improving cutting efficiency. Multiple groups of hard plates can be spliced ​​together according to usage requirements, which is convenient for use. The trapezoidal positioning blocks are pushed upward through the positioning holes to move the trapezoidal positioning blocks upward and out of the connecting holes, which is convenient for separating the two groups of hard plates and is easy to adjust and use according to usage needs, with high flexibility in use.

[0018] 2. In the present invention, a cutting positioning groove is provided on the first metal plate, so that when cutting, the cutting knife enters the cutting positioning groove of the corresponding size for cutting, and cuts along the position of the cutting positioning groove 2, reducing the phenomenon of cutting deviation caused by slipping of the cutting knife, and improving the cutting quality. In addition, a group of first metal plates is provided with multiple cutting positioning grooves, and the distance between two adjacent groups of cutting positioning grooves is the same, which is convenient for users to select the corresponding cutting positioning groove for cutting according to the required size. In addition, a support block is provided through the inner cavity of the hard plate to support and close the gap between the hard plates after cutting, and is beneficial to prevent the middle part of the metal surface hard polyurethane sandwich panel from being deformed by force during cutting. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of this application. The illustrative embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention.

[0020] In the attached figure:

[0021] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0022] Figure 2 This is a cutting diagram of the utility model;

[0023] Figure 3 It is a dispersion diagram of the utility model;

[0024] Figure 4 This is a schematic diagram of the support block structure of the utility model;

[0025] Figure 5 This is a connection diagram of the utility model;

[0026] Figure 6 This is a structural sectional view of the connecting block of the utility model.

[0027] Serial numbers in the figure: 1, hard plate; 101, polyurethane sandwich body; 102, support block; 2, first metal plate; 201, cutting positioning groove; 3, second metal plate; 301, connecting port; 4, connecting block; 401, moving groove; 402, extrusion spring; 403, trapezoidal positioning block; 404, slider; 5, socket; 501, positioning port. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0029] Example: This example provides a metal-faced rigid polyurethane sandwich panel that is easy to cut to size. Figure 1-6 , specifically, including:

[0030] The hard board 1 has an inner cavity filled with a polyurethane sandwich body 101, and an outer wall of the hard board 1 is provided with a clamping assembly, and the clamping assembly includes:

[0031] The connecting block 4 and the trapezoidal positioning block 403 are fixedly arranged on the outer wall of the hard plate 1. A groove is provided at the bottom of the connecting block 4, and the top of the trapezoidal positioning block 403 is movably inserted into the groove provided at the bottom of the connecting block 4.

[0032] The socket 5 is provided on the outer wall of the hard board 1, and a positioning hole 501 is provided at the bottom of the inner cavity of the socket 5, and the bottom of the trapezoidal positioning block 403 is docked and clamped in the positioning hole 501 on the other group of hard boards 1. When in use, the two groups of hard boards 1 are aligned, and the connecting blocks 4 of the second group of hard boards 1 are aligned and inserted into the socket 5 of the first group of hard boards 1, and the corresponding connecting blocks 4 are inserted into the corresponding socket 5, and the trapezoidal positioning blocks 403 on the corresponding connecting blocks 4 are aligned with the positioning holes 501 in the corresponding socket 5, and the trapezoidal positioning blocks 403 are moved downward so that the trapezoidal positioning blocks 403 are inserted into and clamped in the positioning holes 501, so that the two groups of hard boards 1 are fixed together, and similarly, multiple groups of hard boards 1 are spliced ​​and fixed together, which is convenient for cutting multiple groups of hard boards 1 together, and is convenient for improving cutting efficiency, and multiple groups of hard boards 1 can be spliced ​​together according to usage requirements for easy use.

[0033] An extrusion spring 402 is fixedly provided on the inner wall of the groove opened at the bottom of the connecting block 4, and the other end of the extrusion spring 402 is fixedly provided on the outer wall of the trapezoidal positioning block 403. When the trapezoidal positioning block 403 on the second group of hard boards 1 is aligned with the positioning port 501 of the first group of hard boards 1, the pushing force of the extrusion spring 402 automatically pushes the trapezoidal positioning block 403 downward, so that the trapezoidal positioning block 403 is automatically inserted and stuck in the corresponding positioning port 501, and it maintains this position without adjustment, thereby improving the stability of the two groups of hard boards 1 spliced ​​together.

[0034] A movable groove 401 is provided on the inner wall of the groove at the bottom of the connecting block 4, and a slider 404 is movably connected to the inner wall of the movable groove 401. The slider 404 is fixedly set on the outer wall of the trapezoidal positioning block 403. By limiting the sliding of the slider 404 in the movable groove 401, the moving range of the trapezoidal positioning block 403 is limited.

[0035] A first metal plate 2 is fixedly provided on the top of the hard plate 1, and a cutting positioning groove 201 is provided on the top of the first metal plate 2. When cutting, the cutting knife enters the cutting positioning groove 201 of corresponding size for cutting, and cuts along the position of the cutting positioning groove 201, reducing the phenomenon of cutting deviation caused by slipping of the cutting knife and improving the cutting quality. A group of first metal plates 2 is provided with multiple cutting positioning grooves 201, and the distance between two adjacent groups of cutting positioning grooves 201 is the same, which is convenient for users to select the corresponding cutting positioning groove 201 for cutting according to the required size.

[0036] A second metal plate 3 is fixedly provided at the bottom of the hard board 1, and a connecting port 301 is opened at the bottom of the second metal plate 3, and the connecting port 301 is aligned with the positioning port 501. When in use, the trapezoidal positioning block 403 is pushed upward through the positioning port 501, so that the trapezoidal positioning block 403 moves upward and disengages from the connecting port 301. At this time, by pulling the second group of hard boards 1 outward, the second group of hard boards 1 drives the connecting block 4 thereon to move, so that the connecting block 4 disengages from the socket 5 on the first group of hard boards 1, which makes it easy to separate the two groups of hard boards 1, and is easy to adjust and use according to needs, with high flexibility in use.

[0037] A support block 102 is fixedly provided in the inner cavity of the hard board 1 for supporting and closing the gap between the hard boards 1 after cutting, and is helpful in preventing the middle part of the metal surface hard polyurethane sandwich panel from being deformed by force during cutting.

[0038] The cutting positioning groove 201 and the supporting block 102 are aligned.

[0039] Specifically, the working principle and operation method of the utility model are as follows:

[0040] When in use, by aligning the two groups of hard boards 1, and aligning the connecting blocks 4 of the second group of hard boards 1 and inserting them into the sockets 5 of the first group of hard boards 1, the corresponding connecting blocks 4 are inserted into the corresponding sockets 5, and the trapezoidal positioning blocks 403 on the corresponding connecting blocks 4 are moved and aligned with the positioning holes 501 in the corresponding sockets 5, the trapezoidal positioning blocks 403 are automatically pushed downward by the pushing force of the squeezing spring 402, so that the trapezoidal positioning blocks 403 are inserted into and stuck in the positioning holes 501, so that the two groups of hard boards 1 are fixed together, and multiple groups of hard boards 1 can be spliced ​​and fixed in the same way. The plurality of hard boards 1 can be cut together, which is convenient for cutting together and improving cutting efficiency. The plurality of hard boards 1 can be spliced ​​together according to usage requirements, which is convenient for use. The trapezoidal positioning block 403 is pushed upward through the positioning opening 501 to move the trapezoidal positioning block 403 upward and disengage from the connecting opening 301. At this time, the second group of hard boards 1 is pulled outward to drive the connecting block 4 thereon to move, so that the connecting block 4 is disengaged from the socket 5 on the first group of hard boards 1, so that the two groups of hard boards 1 can be separated and adjusted according to usage needs, with high flexibility in use.

[0041] By providing a cutting positioning groove 201 on the first metal plate 2, when cutting, the cutting knife enters the cutting positioning groove 201 of the corresponding size for cutting, and cuts along the position of the cutting positioning groove 201, reducing the phenomenon of cutting deviation caused by slipping of the cutting knife and improving the cutting quality. In addition, a group of first metal plates 2 is provided with multiple cutting positioning grooves 201, and the distance between two adjacent groups of cutting positioning grooves 201 is the same, which is convenient for users to select the corresponding cutting positioning groove 201 for cutting according to the required size. In addition, a support block 102 is provided in the inner cavity of the hard plate 1 for supporting and closing the gap between the hard plates 1 after cutting, and is conducive to preventing the middle part of the metal surface hard polyurethane sandwich panel from being deformed by force during cutting.

[0042] The above is only a preferred specific implementation method of the present invention, but the protection scope of the present invention is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the present invention can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A metal-surfaced rigid polyurethane sandwich panel that is easy to cut to size, comprising a rigid panel (1), wherein the inner cavity of the rigid panel (1) is filled with a polyurethane sandwich body (101), and characterized in that: The outer wall of the hard plate (1) is provided with a clamping assembly, and the clamping assembly comprises: A connecting block (4) and a trapezoidal positioning block (403), wherein the connecting block (4) is fixedly arranged on the outer wall of the hard plate (1), a groove is provided at the bottom of the connecting block (4), and the top of the trapezoidal positioning block (403) is movably inserted into the groove provided at the bottom of the connecting block (4); The socket (5) is provided on the outer wall of the hard plate (1), and a positioning opening (501) is provided at the bottom of the inner cavity of the socket (5), and the bottom of the trapezoidal positioning block (403) is docked and clamped in the positioning opening (501) on another set of hard plates (1).

2. The metal-faced rigid polyurethane sandwich panel that is easy to cut to size according to claim 1, characterized in that: An extrusion spring (402) is fixedly arranged on the inner wall of the groove opened at the bottom of the connecting block (4), and the other end of the extrusion spring (402) is fixedly arranged on the outer wall of the trapezoidal positioning block (403).

3. The metal-faced rigid polyurethane sandwich panel that is easy to cut to size according to claim 2, characterized in that: A movable groove (401) is provided on the inner wall of the groove formed at the bottom of the connecting block (4), and a slider (404) is movably engaged with the inner wall of the movable groove (401), and the slider (404) is fixedly arranged on the outer wall of the trapezoidal positioning block (403).

4. The metal-faced rigid polyurethane sandwich panel that is easy to cut to size according to claim 1, characterized in that: A first metal plate (2) is fixedly arranged on the top of the hard plate (1), and a cutting positioning groove (201) is provided on the top of the first metal plate (2).

5. The metal-faced rigid polyurethane sandwich panel that is easy to cut to size according to claim 2, characterized in that: A second metal plate (3) is fixedly provided at the bottom of the hard plate (1), and a connecting opening (301) is provided at the bottom of the second metal plate (3), and the connecting opening (301) is aligned with the positioning opening (501).

6. The metal-faced rigid polyurethane sandwich panel that is easy to cut to size according to claim 4, characterized in that: A support block (102) is fixedly provided in the inner cavity of the hard plate (1).

7. The metal-faced rigid polyurethane sandwich panel that is easy to cut to size according to claim 6, characterized in that: The cutting positioning groove (201) and the supporting block (102) are aligned in position.

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