An adjustable edge-cutting device for easy PP wallcovering installation

By designing an adjustable PP wallcovering cutting device, the problems of low cutting efficiency and insufficient flexibility in existing technologies have been solved, achieving efficient and precise cutting and flexible splicing of PP wallcoverings.

CN224431092UActive Publication Date: 2026-06-30GREENLAND IND (ANHUI) CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
GREENLAND IND (ANHUI) CO LTD
Filing Date
2025-06-18
Publication Date
2026-06-30

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    Figure CN224431092U_ABST
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Abstract

This utility model relates to the field of PP wallcovering processing technology and discloses an adjustable edge-cutting device for facilitating PP wallcovering splicing. It includes a processing table, with support blocks fixedly installed at the four corners of the outer wall of the processing table. A U-shaped frame is fixedly installed on the upper end of the four support blocks, and a guide rail is fixedly installed on the upper surface of the U-shaped frame. Multiple sets of detachable connecting components are movably installed on the guide rail. An electric slide rail is connected to the top of the processing table via two sets of connecting components. Multiple mating blocks are fixedly installed on the outer wall of the electric slide rail, and the electric slide rail is connected to the connecting components via the mating blocks. In this utility model, by changing the position of the detachable connecting components, the position and angle of the electric slide rail can be adjusted according to actual needs, performing horizontal, vertical, and inclined edge-cutting processing on the PP wallcovering laid flat on the processing table. This can meet various shape requirements of PP wallcovering during cutting and makes splicing PP wallcovering easier.
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Description

Technical Field

[0001] This utility model relates to the field of PP wallcovering processing technology, and in particular to an adjustable edge cutting device that facilitates the splicing of PP wallcoverings. Background Technology

[0002] In actual construction, in order to ensure the continuity of the pattern and the concealment of the seams after the wallpaper is spliced, it is often necessary to make precise cuts at multiple angles (such as horizontal, vertical or specific tilt angles) on the edges of the wallpaper to meet the needs of irregular splicing.

[0003] Traditional cutting processes primarily rely on manual hand-held cutting tools or fixed cutting machines, which have significant limitations: Firstly, manual cutting is inefficient and struggles to ensure edge straightness, especially for large-sized wallpapers or cuts at complex angles, easily resulting in burrs and misalignment, directly affecting the tiling effect. Secondly, while existing electric cutting equipment can improve cutting accuracy, its cutting tracks typically use a rigid bolt-fixed structure, requiring repeated bolt disassembly and recalibration for angle adjustments, making operation cumbersome and time-consuming. Furthermore, such equipment often only supports straight-line cutting in a single direction, unable to quickly switch between horizontal, vertical, and inclined cutting modes according to tiling requirements, resulting in insufficient processing flexibility. Therefore, we propose an adjustable edge-cutting device that facilitates PP wallpaper tiling. Utility Model Content

[0004] The present invention aims to solve the technical problems existing in the prior art and provide an adjustable edge cutting device that facilitates the splicing of PP wall coverings.

[0005] To achieve the above objectives, the present invention adopts the following technical solution: an adjustable cutting device for easy splicing of PP wall coverings, comprising a processing table, with support blocks fixedly installed at the four corners of the outer wall of the processing table, and a U-shaped frame fixedly installed at the upper end of the four support blocks, with a guide rail fixedly installed on the upper surface of the U-shaped frame, and multiple sets of detachable connecting components movably installed on the guide rail, an electric slide rail connected above the processing table through two sets of connecting components, multiple mating blocks fixedly installed on the outer wall of the electric slide rail, and the electric slide rail connected to the connecting components through the mating blocks, an electric slide table slidably installed on the outer wall of the electric slide rail, and an adjustable cutting blade slidably connected to the outer wall of the electric slide table.

[0006] Preferably, the connecting assembly includes a mounting base, with spring clips movably connected to both outer walls of the mounting base, and the mounting base is clamped and fixed on the guide rail by the cooperation of the two spring clips. A rotating shaft is rotatably mounted on the upper end face of the mounting base, and an electromagnet is fixedly mounted on the upper end of the rotating shaft. An iron sheet is magnetically connected to the upper surface of the electromagnet, and a mounting plate is fixedly mounted on the upper end face of the iron sheet. The mating block is detachably connected to the upper surface of the mounting plate.

[0007] Preferably, multiple insertion rods are fixedly installed on the upper surface of the mounting plate, and the mating block is provided with insertion holes that match the insertion rods.

[0008] Preferably, a fixed frame is fixedly installed on the upper surface of the electric slide table, and an adjusting nut is rotatably installed on the upper end of the fixed frame. An adjusting screw is connected to the internal thread of the adjusting nut, and the lower end of the adjusting screw passes through the fixed frame and extends to the top of the cutting blade and is fixedly connected to the upper end face of the cutting blade.

[0009] Preferably, both ends of the loop frame are fixedly installed with electric telescopic rods, and the output end of the electric telescopic rod is fixedly installed with a pressure plate.

[0010] Preferably, the guide rail has a T-shaped cross-section, and the bottom surface of the mounting base contacts the upper surface of the guide rail.

[0011] Preferably, there are two electric telescopic rods located at the same end of the U-shaped frame, and the two electric telescopic rods are symmetrically arranged at both ends of the pressure plate. Beneficial effects

[0012] This invention provides an adjustable edge-cutting device for facilitating the splicing of PP wall coverings. It offers the following advantages:

[0013] (1) The adjustable cutting device that facilitates the splicing of PP wall coverings can adjust the position and angle of the electric slide rail according to actual needs by changing the position of the detachable connecting components. It can perform cutting processing on the PP wall coverings laid flat on the processing table in the horizontal, vertical and inclined directions, which can meet the various shape requirements of PP wall coverings during cutting and make it easier to splice PP wall coverings.

[0014] (2) The adjustable edge cutting device that facilitates the splicing of PP wall coverings fixes the mounting base on the guide rail with a spring clip, which allows for easy disassembly of the mounting base. The mounting plate and the mating block are connected by a plug rod and a plug hole, which allows the user to quickly adjust the position and angle of the electric slide rail according to the actual processing needs, thereby improving the flexibility of the PP wall covering edge cutting process. Attached Figure Description

[0015] To more clearly illustrate the embodiments of this utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings in the following description are merely exemplary, and those skilled in the art can derive other embodiments based on the provided drawings without creative effort.

[0016] The structures, proportions, sizes, etc. illustrated in this specification are only for the purpose of assisting those skilled in the art in understanding and reading the content disclosed herein, and are not intended to limit the implementation conditions of this utility model. Therefore, they have no substantial technical significance. Any modifications to the structure, changes in the proportions, or adjustments to the size, without affecting the effects and objectives that this utility model can produce, should still fall within the scope of the technical content disclosed in this utility model.

[0017] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0018] Figure 2 This is a schematic diagram of the overall front structure of this utility model;

[0019] Figure 3 This is a schematic diagram showing the disassembled structure of the electric slide rail and processing table of this utility model;

[0020] Figure 4 This is a schematic diagram of the spring clip structure of this utility model;

[0021] Figure 5 This is a schematic diagram of another state of the electric slide rail of this utility model;

[0022] Figure 6 This utility model Figure 1 Enlarged structural diagram at point A in the middle;

[0023] Figure 7 This utility model Figure 2 Enlarged structural diagram at point B.

[0024] Legend: 1. Processing table; 2. Support block; 3. U-shaped frame; 4. Pressure plate; 5. Electric telescopic rod; 6. Guide rail; 7. Electric slide rail; 8. Connecting block; 9. Mounting base; 10. Rotating shaft; 11. Electromagnet; 12. Iron sheet; 13. Mounting plate; 14. Insert rod; 15. Spring clip; 16. Electric slide table; 17. Fixing frame; 18. Adjusting nut; 19. Adjusting screw; 20. Cutting knife. Detailed Implementation

[0025] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0026] like Figure 1-7As shown, an adjustable cutting device for easy PP wall covering splicing includes a processing table 1. Support blocks 2 are fixedly installed at the four corners of the outer wall of the processing table 1. A U-shaped frame 3 is fixedly installed on the upper end of the four support blocks 2. A guide rail 6 is fixedly installed on the upper surface of the U-shaped frame 3. Multiple sets of detachable connecting components are movably installed on the guide rail 6. An electric slide rail 7 is connected to the top of the processing table 1 through two sets of connecting components. Multiple docking blocks 8 are fixedly installed on the outer wall of the electric slide rail 7, and the electric slide rail 7 is connected to the connecting components through the docking blocks 8. An electric slide table 16 is slidably installed on the outer wall of the electric slide rail 7, and an adjustable cutting blade 20 is slidably connected to the outer wall of the electric slide table 16.

[0027] By changing the position of the connecting component installed on the guide rail 6, the wall covering laid flat on the surface of the processing table 1 can be cut along the long side, short side, and diagonal side of the processing table 1. The connecting block 8 set on the electric slide rail 7 can be connected to the connecting component to fix the electric slide rail 7.

[0028] like Figure 7 As shown, the connecting assembly includes a mounting base 9. Spring clips 15 are movably connected to both outer walls of the mounting base 9, and the mounting base 9 is clamped and fixed to the guide rail 6 by the cooperation of the two spring clips 15. A rotating shaft 10 is rotatably mounted on the upper end face of the mounting base 9, and an electromagnet 11 is fixedly mounted on the upper end of the rotating shaft 10. An iron sheet 12 is magnetically connected to the upper surface of the electromagnet 11, and a mounting plate 13 is fixedly mounted on the upper end face of the iron sheet 12. The mating block 8 is detachably connected to the upper surface of the mounting plate 13. When the electromagnet 11 is energized, the connection between the electromagnet 11 and the iron sheet 12 is activated. The magnetic force between them makes the electromagnet 11 and the iron plate 12 stably connected. When it is necessary to adjust the position of the connection components, the user can first turn off the power to the electromagnet 11, separate the iron plate 12 from the electromagnet 11, and then press the upper end of the spring clips 15 distributed on both sides of the mounting base 9. After removing the mounting base 9 from the guide rail 6 and changing its position, after fixing the mounting base 9 on the guide rail 6, the user reconnects the electromagnet 11 and the iron plate 12. In subsequent processes, the two ends of the electric slide rail 7 can be fixed by the combination connection between the mounting plate 13 and the docking block 8.

[0029] like Figure 3 As shown, multiple insertion rods 14 are fixedly installed on the upper surface of the mounting plate 13, and the docking block 8 is provided with insertion holes that match the insertion rods 14; by inserting the insertion holes on the docking block 8 into the insertion rods 14, the docking block 8 and the mounting plate 13 are assembled, which makes it convenient for the user to disassemble both ends of the electric slide rail 7.

[0030] like Figure 6As shown, a fixed frame 17 is fixedly installed on the upper surface of the electric slide table 16. An adjusting nut 18 is rotatably installed on the upper end of the fixed frame 17. An adjusting screw 19 is connected to the internal thread of the adjusting nut 18. The lower end of the adjusting screw 19 passes through the fixed frame 17 and extends above the cutting blade 20 and is fixedly connected to the upper end face of the cutting blade 20. The height of the cutting blade 20 is adjusted by the thread transmission between the adjusting nut 18 and the adjusting screw 19. The user can easily adjust the height of the lower end of the cutting blade 20 by manually rotating the adjusting nut 18, so that the tip of the cutting blade 20 contacts the PP wallcovering and can cut the PP wallcovering.

[0031] like Figure 4 As shown, electric telescopic rods 5 are fixedly installed at both ends of the loop frame 3, and pressure plates 4 are fixedly installed at the output end of the electric telescopic rods 5; the extension of the telescopic end of the electric telescopic rods 5 causes the pressure plates 4 to press and fix the two ends of the wallpaper, which facilitates the cutting of the wallpaper.

[0032] like Figure 4 As shown, the guide rail 6 has a T-shaped cross-section, and the bottom surface of the mounting base 9 is in contact with the upper surface of the guide rail 6. When the mounting base 9 is clamped on the guide rail 6 by two spring clips 15, the T-shaped cross-section of the guide rail 6 can prevent the mounting base 9 from falling off the guide rail 6.

[0033] like Figure 2 As shown, there are two electric telescopic rods 5 located at the same end of the U-shaped frame 3, and the two electric telescopic rods 5 are symmetrically arranged at both ends of the pressure plate 4. The two electric telescopic rods 5 press down on both ends of the pressure plate 4, and the two ends of the wallpaper to be cut can be pressed tightly by the pressure plate 4.

[0034] The working principle of this utility model is as follows: In use, the PP wallpaper to be cut is laid flat on the upper surface of the processing table 1. The controller extends the electric telescopic rods 5 at both ends of the U-shaped frame 3, causing the pressure plate 4 to press and fix the two ends of the wallpaper. Then, the user can install the electric slide rail 7 above the processing table 1 according to the actual situation. The connecting component can be detached from the guide rail 6. The user can simultaneously press the upper ends of the spring clips 15 at both ends of the mounting base 9 to detach the mounting base 9 from the guide rail 6 and adjust its position. When in use, the electric slide rail 7 is installed via two sets of connecting components. The electric slide rail 7 can cut the wallpaper along the long side (vertical), short side (horizontal), or inclined direction of the processing table 1, depending on the actual situation during wallpaper cutting. When both ends of the electric slide rail 7 are fixed to the connecting components located on the same side of the guide rail 6, the wallpaper can be cut vertically. The mounting plate 13, which is assembled with the mating 8, can be rotated and adjusted. When both ends of the electric slide rail 7 are respectively fixed to the connecting components located on both sides of the guide rail 6, the wallpaper can be cut horizontally. When wallpaper needs to be cut at an angle, the user can position the two connecting components on the guide rail 6 according to the angle of the cut edge. The guide rail 6 can be marked with graduations according to commonly used angles during wallpaper cutting. Then, the electric slide rail 7 is connected to the two connecting components via the mating blocks 8 fixedly installed on its outer wall. This device is typically suitable for processing several types of wallpaper requiring angled cutting. The specific positions of the multiple mating blocks 8 on the outer wall of the electric slide rail 7 match the various angles that the device can cut at. The user rotates the shaft 10... The angle of the mounting plate 13 is adjusted by rotating the electric slide rail 7. Then, the docking block 8 at one end of the electric slide rail 7 and the other docking block 8 are assembled and connected to the mounting plate 13 in the two sets of connecting components. The PP wall covering can be cut with an inclined side by this device. After the electric slide rail 7 is adjusted, the user can manually adjust the height of the tip of the lower end of the cutter 20 by rotating the adjusting nut 18. Then, under the power drive, the electric slide table 16 drives the cutter 20 to slide on the electric slide rail 7, and the wall covering is cut by the relative sliding between the cutter 20 and the wall covering.

[0035] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. Those skilled in the art should understand that this utility model is not limited to the above embodiments. The embodiments and descriptions in the specification are merely illustrative of the principles of this utility model. Various changes and modifications can be made to this utility model without departing from its spirit and scope, and all such changes and modifications fall within the scope of the claims. The scope of protection of this utility model is defined by the appended claims and their equivalents.

Claims

1. An adjustable trimming device for facilitating the pasting of PP wall cloth, comprising a processing table (1), characterized in that: Support blocks (2) are fixedly installed at the four corners of the outer wall of the processing table (1). A loop frame (3) is fixedly installed on the upper end of the four support blocks (2). A guide rail (6) is fixedly installed on the upper surface of the loop frame (3). Multiple sets of detachable connecting components are movably installed on the guide rail (6). An electric slide rail (7) is connected to the upper part of the processing table (1) through two sets of connecting components. Multiple docking blocks (8) are fixedly installed on the outer wall of the electric slide rail (7). The electric slide rail (7) is connected to the connecting components through the docking blocks (8). An electric slide table (16) is slidably installed on the outer wall of the electric slide rail (7). A cutting blade (20) that can be adjusted up and down is slidably connected to the outer wall of the electric slide table (16).

2. The adjustable edge cutting device for facilitating PP wall covering tiling according to claim 1, wherein: The connecting assembly includes a mounting base (9), with spring clips (15) movably connected to both outer walls of the mounting base (9), and the mounting base (9) is clamped and fixed on the guide rail (6) by the two spring clips (15). A rotating shaft (10) is rotatably mounted on the upper end face of the mounting base (9), and an electromagnet (11) is fixedly mounted on the upper end of the rotating shaft (10). An iron sheet (12) is magnetically connected to the upper surface of the electromagnet (11), and a mounting plate (13) is fixedly mounted on the upper end face of the iron sheet (12). The docking block (8) is detachably connected to the upper surface of the mounting plate (13).

3. The adjustable edge cutting device for facilitating PP wall covering tiling of claim 2, wherein: The upper surface of the mounting plate (13) is fixedly mounted with multiple insertion rods (14), and the docking block (8) is provided with insertion holes that match the insertion rods (14).

4. The adjustable edge cutting device for facilitating PP wall covering tiling of claim 3, wherein: A fixed frame (17) is fixedly installed on the upper surface of the electric slide (16). An adjusting nut (18) is rotatably installed on the upper end of the fixed frame (17). An adjusting screw (19) is connected to the internal thread of the adjusting nut (18). The lower end of the adjusting screw (19) passes through the fixed frame (17) and extends to the top of the cutting blade (20) and is fixedly connected to the upper end face of the cutting blade (20).

5. The adjustable edge cutting device for facilitating PP wall covering tiling of claim 4, wherein: Both ends of the loop frame (3) are fixedly installed with electric telescopic rods (5), and the output end of the electric telescopic rods (5) is fixedly installed with pressure plates (4).

6. The adjustable edge cutting device for facilitating PP wall covering tiling of claim 5, wherein: The guide rail (6) has a T-shaped cross-section, and the bottom surface of the mounting base (9) is in contact with the upper surface of the guide rail (6).

7. An adjustable edge-cutting device for facilitating PP wall covering installation according to claim 6, characterized in that: The number of electric telescopic rods (5) located at the same end of the loop frame (3) is two, and the two electric telescopic rods (5) are symmetrically arranged at both ends of the pressure plate (4).