PVC wall cloth pressing and cutting device

Abstract

The utility model relates to the technical field of pressing and cutting devices, and discloses a PVC wall cloth pressing and cutting device which comprises a supporting table, a supporting block is fixedly connected to the top of the supporting table, a containing roller is fixedly connected to the side wall of the supporting table, a first supporting frame is fixedly connected to the top of the supporting table, and a second supporting frame is fixedly connected to the top of the supporting table. The second supporting frame is located at the end, away from the supporting block, of the first supporting frame, a pressing plate is arranged on the second supporting frame, a polishing assembly is further arranged on the second supporting frame, and the polishing assembly polishes the cutting knife through a polishing stone; a unique grinding assembly is adopted, a grinding stone is always attached to a cutting knife through a spring, automatic grinding can be achieved under the condition that the cutting knife is not disassembled, operation is convenient and fast, the manual grinding time and labor cost are saved, meanwhile, it is guaranteed that the cutting knife is in a good working state at any time, and the service life of the cutting knife is prolonged; and the practicability and the economical efficiency of the whole device are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a cutting device technical field, concretely is a PVC wall cloth cutting device. BACKGROUND

[0002] The PVC wall cloth cutting device is a professional equipment for accurately pressing and cutting PVC wall cloth. It plays a crucial role in wall cloth production and post-processing process, and can process large PVC wall cloth into appropriate specifications according to different size requirements, ensuring that the edges of the wall cloth are flat and the size is accurate, meeting the laying requirements of various decoration scenes.

[0003] Application No. 202322794652.4 discloses a PVC wall cloth cutting device. The PVC wall cloth cutting device moves the straight rod by pulling the handle, which drives the clamping plate to move. The clamping plate moves to extrude the first extension spring and the first damper, and simultaneously clamps and fixes the limiting plate for separation. The dust collected by the dust collector is collected inside the collection box, which facilitates disassembly, cleaning and replacement of the collection box, reduces air pollution caused by a large amount of dust, and affects the cutting quality.

[0004] The above device is difficult to polish the cutter due to the inconvenience of disassembly after long-term use. Therefore, a PVC wall cloth cutting device is provided. UTILITY MODEL CONTENTS

[0005] In view of the deficiencies of the prior art, the utility model provides a PVC wall cloth cutting device, which solves the problem that the cutter is often worn out and needs to be polished after long-term use of the above device, and the above device is difficult to polish the cutter due to the inconvenience of disassembly.

[0006] To achieve the above purpose, the utility model provides the following technical scheme: a PVC wall cloth cutting device, comprising a support table, the support table top is fixedly connected with a support block, the support table side wall is fixedly connected with a placing roller, the support table top is fixedly connected with a first support frame, the support table top is fixedly connected with a second support frame, the second support frame is located at one end of the first support frame away from the support block, the second support frame is provided with a pressing plate, the second support frame is provided with a cutting assembly, the second support frame is provided with a cutting knife, the second support frame is provided with a grinding stone, and the second support frame is further provided with a grinding assembly, the grinding assembly polishes the cutting knife through the grinding stone.

[0007] Preferably, the cutting assembly further comprises a third cylinder and a cutting knife, the third cylinder is fixedly connected to the top of the second support frame, and the cutting knife is fixedly connected to the output end of the third cylinder.

[0008] Preferably, the polishing assembly further comprises a fixed box, a spring and a cutting knife, the fixed box is fixedly connected to the inner wall of the second support frame and symmetrically arranged on the two groups of the second support frame, one end of the polishing stone is slidably connected to the inner wall of the fixed box, and the spring is fixedly connected between the side wall of the polishing stone and the inner wall of the fixed box.

[0009] Preferably, the first support frame is fixedly connected with a first air cylinder at the top, the output end of the first air cylinder is fixedly connected with a lifting rod, and the outer wall of the lifting rod is movably sleeved with a lifting roller.

[0010] Preferably, the first support frame is fixedly connected with a motor at the side wall, the output end of the motor is fixedly connected with a rotating roller, the rotating roller is rotatably connected to the inner wall of the first support frame, and the rotating roller is located at the bottom of the lifting roller.

[0011] Preferably, the second support frame is fixedly connected with a second air cylinder at the side wall, the output end of the second air cylinder is fixedly connected with a pressing plate, and the top of the pressing plate is fixedly connected with a plurality of rubber strips.

[0012] Preferably, the support table is provided with a cutting groove at the top, and the cutting groove is located at the bottom end of the polishing stone.

[0013] Compared with the prior art, the PVC wall cloth cutting device has the following beneficial effects:

[0014] 1. The PVC wall cloth cutting device has a unique polishing assembly, the spring is used to make the polishing stone always adhere to the cutting knife, automatic polishing can be realized without disassembling the cutting knife, the operation is convenient, the time and labor cost of manual polishing are saved, the cutting knife is ensured to be in good working condition at any time, the service life of the cutting knife is prolonged, and the practicability and economy of the whole device are improved.

[0015] 2. The PVC wall cloth cutting device, by arranging the motor, the rotating roller, the first air cylinder and the lifting roller, the automatic conveying of the wall cloth is realized, the production efficiency is improved, the stability of the wall cloth conveying process is ensured, the generation of wrinkles is reduced, the accuracy of the cutting size is ensured, the design of the pressing plate and the rubber strips can effectively fix the wall cloth during cutting, the displacement of the wall cloth due to cutting stress is avoided, the cutting edge is more neat, and the product quality is improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a whole structure schematic view of the utility model;

[0017] Figure 2 It is a side view structure schematic view of the utility model;

[0018] Figure 3 It is a first support frame structure schematic view of the utility model;

[0019] Figure 4 It is a cutting knife structure schematic view of the utility model;

[0020] Figure 5 It is a sectional structure schematic view of the utility model;

[0021] Figure 6 It is Figure 4 A partial enlarged view of A in the figure;

[0022] Figure 7 It is Figure 5 A partial enlarged view of B in the figure.

[0023] In the figure, 1 is a support table, 2 is a support block, 3 is a placing roller, 4 is a first support frame, 5 is a first air cylinder, 6 is a motor, 7 is a rotating roller, 8 is a lifting roller, 9 is a second support frame, 10 is a second air cylinder, 11 is a pressing plate, 12 is a cutting slot, 111 is a rubber strip, 13 is a third air cylinder, 14 is a cutting knife, 51 is a lifting rod, 15 is a fixing box, 16 is a spring, and 17 is a grinding stone. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0025] Please refer to Figures 1-7 A PVC wall cloth cutting device, comprising a support table 1, the top of the support table 1 is fixedly connected with a support block 2, the side wall of the support table 1 is fixedly connected with a placing roller 3, the top of the support table 1 is fixedly connected with a first support frame 4, the top of the support table 1 is fixedly connected with a second support frame 9, the second support frame 9 is located at the end of the first support frame 4 away from the support block 2, the second support frame 9 is provided with a pressing plate 11, the second support frame 9 is provided with a cutting assembly, the second support frame 9 is provided with a cutting knife 14, the second support frame 9 is provided with a grinding stone 17, and the second support frame 9 is further provided with a grinding assembly, the grinding assembly grinds the cutting knife 14 through the grinding stone 17; first, the coiled material of the PVC wall cloth is sleeved on the placing roller 3 on the support block 2, and one end of the wall cloth can pass through the corresponding positions below the first support frame 4 and the second support frame 9 in turn; the unique grinding assembly makes the grinding stone 17 always adhere to the cutting knife 14 by using the spring 16, so that automatic grinding can be realized without disassembling the cutting knife 14, the operation is convenient, the time and labor cost of manual grinding are saved, the cutting knife 14 is ensured to be in good working condition at any time, the service life of the cutting knife 14 is prolonged, and the practicability and economy of the whole device are improved.

[0026] The cutting assembly further comprises a third cylinder 13 fixedly connected to the top of the second support frame 9 and a cutting knife 14 fixedly connected to the output end of the third cylinder 13; the third cylinder 13 at the top of the second support frame 9 is started to drive the cutting knife 14 to move downward, and the cutting knife 14 precisely cuts the wall cloth along the cutting groove 12 at the top of the support table 1.

[0027] The polishing assembly further comprises a fixed box 15 fixedly connected to the inner wall of the second support frame 9 and symmetrically arranged in two groups on the second support frame 9, a spring 16 fixedly connected between the side wall of the polishing stone 17 and the inner wall of the fixed box 15, and the cutting knife 14; after the cutting knife 14 is worn out after multiple uses, the polishing stone 17 in the fixed box 15 symmetrically arranged on the inner wall of the second support frame 9 tightly adheres to the two sides of the cutting knife 14 under the elastic force of the spring 16 to automatically polish the cutting knife 14 and maintain the sharpness of the cutting knife 14.

[0028] The first support frame 4 is fixedly connected with a first cylinder 5 at the top, the output end of the first cylinder 5 is fixedly connected with a lifting rod 51, and the lifting rod 51 is movably sleeved with a lifting roller 8; the first support frame 4 is fixedly connected with a motor 6 at the side wall, the output end of the motor 6 is fixedly connected with a rotating roller 7, the rotating roller 7 is rotatably connected to the inner wall of the first support frame 4, and the rotating roller 7 is located at the bottom of the lifting roller 8; the motor 6 at the side wall of the first support frame 4 is started to drive the rotating roller 7 to rotate, the rotating roller 7 can pull the wall cloth to move forward, at the same time, the first cylinder 5 at the top of the first support frame 4 works to push the lifting rod 51 to move downward, so that the lifting roller 8 presses the wall cloth, and the rotating roller 7 realizes stable conveying of the wall cloth.

[0029] The second support frame 9 is fixedly connected with a second cylinder 10 at the side wall, the output end of the second cylinder 10 is fixedly connected with a pressing plate 11, and the top of the pressing plate 11 is fixedly connected with a plurality of rubber strips 111; when the wall cloth is conveyed to the cutting position, the second cylinder 10 at the side wall of the second support frame 9 is started to push the pressing plate 11 to press downward, the plurality of rubber strips 111 at the top of the pressing plate 11 tightly contact with the wall cloth to tightly press the wall cloth on the support table 1 to prevent displacement of the wall cloth during cutting.

[0030] The top of the support table 1 is provided with a cutting groove 12 located at the bottom end of the polishing stone 17; during the descending process, the cutting knife 14 accurately cuts into the wall cloth along the cutting groove 12 on the top of the support table 1 which is previously set by a precise machining process, the width, depth and shape of the cutting groove 12 are perfectly matched with the cutting edge of the cutting knife 14, which can not only provide stable and reliable guidance for the cutting knife 14 to prevent the cutting edge from deviating during the cutting process, but also effectively accommodate the waste generated during cutting to ensure the smooth operation of the cutting operation, thereby realizing accurate cutting of the wall cloth, making the cutting edge neat and uniform, and the size fully meeting the preset requirements to meet the subsequent diversified use requirements.

[0031] Structural description: support table 1: as the basic bearing component of the whole device, it provides a stable mounting platform for other parts, the top plane is used to carry the wall cloth to ensure that the wall cloth is in a stable state during processing, and the top is also provided with a cutting groove 12 for precise cutting with the cutting knife 14 to accommodate the waste generated during cutting and ensure the smooth operation of the cutting operation.

[0032] Support block 2: fixedly connected to the top of the support table 1, it plays a supporting role and can enhance the stability of the overall structure of the device to prevent displacement or shaking during processing due to uneven stress or vibration.

[0033] Placing roller 3: installed on the side wall of the support table 1, used for placing PVC wall cloth roll, its design facilitates the initial laying and use of wall cloth, allowing the wall cloth to be smoothly unwound into the subsequent processing flow, ensuring that the wall cloth roll will not jam during rotation and ensuring processing continuity.

[0034] First support frame 4: firmly fixed to the top of the support table 1, providing support for multiple important components of the wall cloth conveying link. Its top is connected to the first air cylinder 5, the side wall is installed with a motor 6, and the inside is provided with a rotating roller 7 and a lifting roller 8, which work together to realize stable conveying of the wall cloth.

[0035] First air cylinder 5: fixed on the top of the first support frame 4, after receiving the signal of the control system, the internal piston is driven to move along the guide groove in the cylinder wall under the action of air pressure, thereby controlling the lifting of the lifting roller 8 and realizing precise control of the conveying pressure of the wall cloth.

[0036] Motor 6: installed on the side wall of the first support frame 4, the internal rotor rotates rapidly after being electrified, and the power is stably transmitted to the rotating roller 7 through a rigid coupling, providing a stable power source for the continuous conveying of the wall cloth and ensuring that the wall cloth moves at a uniform speed.

[0037] Rotating roller 7: located inside the first support frame 4 and connected to the motor 6, the surface is usually coated with rubber or silicone, and rotates under the action of the motor, relying on the friction with the wall cloth to pull the wall cloth forward, while cooperating with the lifting roller 8 to form a clamping structure to ensure stable conveying of the wall cloth.

[0038] Lifting roller 8: The lifting roller 8 is sleeved on the outer wall of the lifting rod 51 and moves up and down with the lifting rod 51 driven by the first cylinder 5. The material and surface treatment of the lifting roller 8 take into account the protection of the wall cloth and the friction requirement. The lifting roller 8 works cooperatively with the rotating roller 7 to prevent the wall cloth from loosening or being damaged.

[0039] Second support frame 9: The second support frame 9 is also fixed to the top of the support table 1 and is located at the end away from the support block 2 of the first support frame 4 to provide support for cutting and related auxiliary components. The second support frame 9 is provided with a pressing plate 11, a cutting assembly, a polishing assembly, etc. to ensure the accurate execution of the wall cloth cutting process.

[0040] Second cylinder 10: The second cylinder 10 is fixed to the side wall of the second support frame 9. After receiving the trigger signal from the control system, the piston rod rapidly extends under the action of gas pressure to push the pressing plate 11 to vertically press down and fix the wall cloth for cutting.

[0041] Pressing plate 11: The pressing plate 11 is fixedly connected with the piston rod of the second cylinder 10. A plurality of rubber strips 111 are arranged on the top of the pressing plate 11. When the pressing plate 11 is pressed down, the rubber strips 111 can fully adhere to the wall cloth to fix the wall cloth by elastic deformation, thereby preventing the wall cloth from shifting during cutting and ensuring the cutting quality.

[0042] Cutting groove 12: The cutting groove 12 is arranged on the top of the support table 1 and is accurately matched with the cutting knife 14 to provide guidance for the cutting knife 14 during the cutting process, thereby ensuring that the cutting edge does not deviate and accommodating the cutting waste at the same time.

[0043] Rubber strip 111: The rubber strip 111 is made of high-elasticity, high-friction-coefficient and soft-texture rubber material and is arranged on the top of the pressing plate 11. The rubber strip 111 can fix the wall cloth by friction and buffer the cutting impact to protect the wall cloth from being damaged.

[0044] Third cylinder 13: The third cylinder 13 is fixed to the top of the second support frame 9. After being started, the internal gas pressure drives the piston rod to vertically and rapidly move down the cutting knife 14 to realize the cutting action of the wall cloth.

[0045] Cutting knife 14: The cutting knife 14 is made of high-strength and high-hardness alloy steel material. The cutting edge of the cutting knife 14 is finely ground and sharp and durable. The cutting knife 14 is accurately cut into the wall cloth along the cutting groove 12 under the driving of the third cylinder 13 to complete the cutting.

[0046] Lifting rod 51: The lifting rod 51 is driven by the first cylinder 5 to provide vertical movement support for the lifting roller 8, accurately control the position of the lifting roller 8, and realize the pressure control of the wall cloth.

[0047] Fixed box 15: The fixed box 15 is symmetrically installed on the inner walls of the two groups of the second support frame 9 to accommodate the polishing stone 17 and provide sliding support for the polishing stone 17 to ensure that the polishing stone 17 stably adheres to the two sides of the cutting knife 14 under the action of the spring 16.

[0048] Spring 16: connected between the side wall of the grinding stone 17 and the inner wall of the fixed box 15, the spring force is precisely adjusted in advance, so that the grinding stone 17 is always tightly attached to the cutting knife 14, and automatic grinding is realized.

[0049] Grinding stone 17: made of natural stone or high-performance artificial abrasive material with hard texture, uniform particles and good grinding performance, the surface roughness is strictly selected, and the sharpness of the cutting knife 14 is maintained through relative friction with the cutting knife 14.

[0050] Usage

[0051] First, the roll of PVC wall cloth is sleeved on the placing roller 3 on the supporting block 2, one end of the wall cloth can pass through the corresponding positions below the first supporting frame 4 and the second supporting frame 9 in sequence, the motor 6 on the side wall of the first supporting frame 4 is started, the motor 6 drives the rotating roller 7 to rotate, the rotating roller 7 can pull the wall cloth to move forward, at the same time, the first cylinder 5 at the top of the first supporting frame 4 works, pushes the lifting rod 51 to move downward, so that the lifting roller 8 is pressed tightly, and the wall cloth is stably conveyed in cooperation with the rotating roller 7, when the wall cloth is conveyed to the cutting position, the second cylinder 10 on the side wall of the second supporting frame 9 is started, pushes the pressing plate 11 to press downward, a plurality of rubber strips 111 on the top of the pressing plate 11 tightly contact with the wall cloth, tightly press the wall cloth on the supporting table 1, prevent the wall cloth from moving during cutting, then, the third cylinder 13 at the top of the second supporting frame 9 is started, drives the cutting knife 14 to move downward, the cutting knife 14 cuts the wall cloth along the cutting groove 12 at the top of the supporting table 1, after the cutting knife 14 is worn after being used for many times, since the grinding assembly is arranged on the second supporting frame 9, when the cutting knife 14 rises or falls, the grinding stones 17 in the fixed boxes 15 symmetrically arranged on the two groups of inner walls of the second supporting frame 9 tightly contact with the two sides of the cutting knife 14 under the action of the spring 16, and the cutting knife 14 is automatically ground, so that the sharpness of the cutting knife 14 is maintained.

[0052] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to the embodiments without departing from the principles and spirits of the present application, the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A PVC wallcovering cutting device, comprising a support platform (1), a support block (2) fixedly connected to the top of the support platform (1), a placement roller (3) fixedly connected to the side wall of the support platform (1), a first support frame (4) fixedly connected to the top of the support platform (1), a second support frame (9) fixedly connected to the top of the support platform (1), the second support frame (9) being located at the end of the first support frame (4) away from the support block (2), and a pressure plate (11) provided on the second support frame (9), characterized in that, Also includes: The second support frame (9) is provided with a cutting component, a cutting blade (14), a polishing stone (17), and a polishing component. The polishing component polishes the cutting blade (14) using the polishing stone (17).

2. The PVC wallcovering cutting device according to claim 1, characterized in that: The cutting assembly also includes a third cylinder (13) and a cutting blade (14). The third cylinder (13) is fixedly connected to the top of the second support frame (9), and the cutting blade (14) is fixedly connected to the output end of the third cylinder (13).

3. The PVC wallcovering cutting device according to claim 1, characterized in that: The polishing assembly also includes a fixing box (15), a spring (16), and a cutting blade (14). The fixing box (15) is fixedly connected to the inner wall of the second support frame (9) and is symmetrically arranged in two sets of the second support frame (9). One end of the polishing stone (17) is slidably connected to the inner wall of the fixing box (15), and the spring (16) is fixedly connected between the side wall of the polishing stone (17) and the inner wall of the fixing box (15).

4. The PVC wallcovering cutting device according to claim 1, characterized in that: The first support frame (4) is fixedly connected to the top of the first cylinder (5), and the output end of the first cylinder (5) is fixedly connected to the lifting rod (51). The outer wall of the lifting rod (51) is movably fitted with the lifting roller (8).

5. A PVC wallcovering cutting device according to claim 1, characterized in that: A motor (6) is fixedly connected to the side wall of the first support frame (4), and a rotating roller (7) is fixedly connected to the output end of the motor (6). The rotating roller (7) is rotatably connected to the inner wall of the first support frame (4), and the rotating roller (7) is located at the bottom of the lifting roller (8).

6. A PVC wallcovering cutting device according to claim 1, characterized in that: The second support frame (9) is fixedly connected to a second cylinder (10) on its side wall. The output end of the second cylinder (10) is fixedly connected to a pressure plate (11). Several rubber strips (111) are fixedly connected to the top of the pressure plate (11).

7. A PVC wallcovering cutting device according to claim 1, characterized in that: The support platform (1) is provided with a cutting groove (12) at the top, and the cutting groove (12) is located at the bottom of the polishing stone (17).

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