PVC decorative film storage and transfer device with storage gaps and use method

By introducing adjustment components of arcuate brackets, removable positioning plates and slide rods into the PVC decorative membrane storage and transportation device, the problem that traditional devices cannot adapt to the spacing requirements of coils of different sizes is solved, flexible gap adjustment and stable positioning of coils are achieved, and space utilization and operation convenience are improved.

CN120348579APending Publication Date: 2025-07-22JIANGSU WANTUO NEW MATERIAL TECH CO LTD
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Patent Information

Application Number
CN202510763787.5
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-06-09
Publication Date
2025-07-22

AI Technical Summary

Technical Problem

The existing PVC decorative film storage and transportation devices cannot meet the storage needs of film rolls of different thicknesses, which can easily lead to excessive or insufficient gaps, and the film rolls are prone to displacement during transportation, and cannot continuously maintain effective anti-extrusion gaps.

Method used

The adjustment components including arcuate brackets, removable positioning plates and slide rods are adopted. Through the cooperation of the slider and slide plate, the gap between the PVC decorative film coils on the multi-layer storage plates is flexibly adjusted. The combination of the removable positioning plates and conical positioning heads is used to achieve rapid positioning and fixing of the coils, which enhances the stability and safety of the device.

Benefits of technology

Compatibility with coils of different specifications is achieved, space utilization and operation convenience is improved, the displacement problem of coils during transportation is solved, and the safety and reliability of the device is enhanced.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention discloses a PVC decorative film storage and transfer device with storage gaps and a using method, and relates to the technical field of decorative film storage and transfer. The PVC decorative film storage and transfer device comprises a storage and transfer frame, a frame base and an adjusting assembly; adjusting assemblies used for adjusting gaps between the PVC decorative films are installed on the storage and transfer frame. According to the PVC decorative film coiled material storage device, flexible adjustment of gaps between PVC decorative film coiled materials on the multiple layers of storage plates is achieved by installing the adjusting assemblies, the problem that a traditional storage device cannot adapt to the distance requirements of the coiled materials of different sizes is solved, and the space utilization rate and operation convenience are improved.
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Description

Technical Field

[0001] The present invention relates to the technical field of storage and transportation of decorative films, and particularly to a PVC decorative film storage and transportation device with a storage gap and a usage method thereof. Background Art

[0002] As a decorative material widely used in fields such as construction and furniture, PVC decorative films need to be properly stored during production and transportation to avoid extrusion deformation and ensure product quality.

[0003] Existing PVC decorative film storage and transportation devices usually adopt a simple stacked storage method or are provided with partitions with fixed intervals between adjacent film rolls. Although these methods can prevent the film rolls from directly contacting to a certain extent, there are still obvious deficiencies. First, the partitions with fixed intervals cannot meet the storage requirements of film rolls with different thicknesses, easily resulting in excessive gaps causing space waste or insufficient gaps still causing extrusion. Second, during transportation, due to vibration and bumping, the film rolls are prone to displacement, causing the partitions to fail and unable to continuously maintain an effective anti-extrusion gap.

[0004] Patent CN115258381B discloses a hanger device for storing and transporting rotors. The above patent realizes the ability to avoid the rotors from being knocked, rusted and bent during transportation, saves manpower, is convenient for transportation, and saves floor space.

[0005] The above patent includes a box body for placing the rotors and a base for fixing and transferring the box body. The box body is composed of an upper box body and a lower box body. The interior of the lower box body has an installation component and a limit component for fixing the rotors. The installation components are symmetrically arranged in the storage area in the middle of the lower box body and are located in the middle of the rotors. The limit component is located on one side of the storage area in the middle of the lower box body and contacts one end of the rotors. The hanger device for storing and transporting rotors is not only structurally compact and ingeniously designed. It can avoid the rotors from being knocked, rusted and bent during transportation, saves manpower, is convenient for transportation, and saves floor space. However, the above patent still has deficiencies in gap adjustment.

[0006] Therefore, this application proposes a PVC decorative film storage and transportation device with a storage gap that can adjust the gap and a usage method thereof. Summary of the Invention

[0007] The purpose of the present invention is to provide a PVC decorative film storage and transportation device with a storage gap and a usage method thereof to solve the technical problems raised in the above background art.

[0008] To achieve the above object, the present invention provides the following technical solution: A PVC decorative film storage and transfer device with a storage gap, including a storage and transfer rack, a frame base, and an adjustment component. The storage and transfer rack is fixedly installed on the top of the frame base, and an adjustment component for adjusting the gap between PVC decorative films is installed on the storage and transfer rack; The adjustment component includes: an arc-shaped bracket, a detachable positioning plate, and a sliding rod; The storage and transfer rack includes columns and storage plates vertically distributed in multiple layers along the columns. Each storage plate is provided with two square grooves penetrating its upper and lower surfaces. The two ends of the square groove are fixedly connected to the sliding rod, and a slider that can slide axially along the sliding rod is sleeved on the sliding rod. The top of the slider is fixedly connected to the arc-shaped bracket; A detachable positioning plate is installed on the side of the storage plate.

[0009] Preferably, a slide rail is provided on the side of the storage plate, and a slide plate that can move horizontally is installed on the slide rail. A groove is provided on the top of the slide plate, and the detachable positioning plate is embedded in the groove. A conical positioning head is provided on the outer wall of the detachable positioning plate.

[0010] Preferably, the detachable positioning plate is locked and fixed to the slide plate by bolts, and the bolts penetrate through the threaded holes of the detachable positioning plate and the slide plate that are aligned.

[0011] Preferably, the slide plate is fixedly connected to the storage plate by screws. The storage plate, the detachable positioning plate, and the side wall of the slide plate are provided with equally spaced positioning screw holes, and the screws penetrate through the slide plate and then are screwed into the positioning screw holes.

[0012] Preferably, guardrails are installed on both sides of the storage and transfer rack, and the guardrails are fixed to the columns by screws.

[0013] Preferably, four universal wheels are installed at the bottom of the frame base, and the universal wheels are equipped with brake pads.

[0014] Preferably, the radius of curvature of the arc-shaped bracket matches the inner diameter of the PVC decorative film coil, and a silica gel protection pad is bonded to its inner arc surface.

[0015] Preferably, the frame base is welded by rectangular steel pipes, and reinforcing rib plates are provided at its four corners, and a reinforcing rod is provided in the middle.

[0016] Preferably, the usage method includes the following steps: S1. Adjustment preparation: The operator loosens the screws and bolts to release the fixed state of the slide plate and the storage plate, and the detachable positioning plate and the slide plate; S2. Gap adjustment: Place the decorative film on the arc-shaped bracket, and synchronously push the slider to slide along the sliding rod to adjust the gap between the PVC decorative films; S3. Positioning and fixing: Align the conical positioning head with the center of the end of the PVC decorative film coil, tighten the bolts to fix the detachable positioning plate, and then lock the sliding plate and the storage plate with screws; S4. Transfer operation: Step on the brake pads of the casters to release the brake, push the frame base to the target position, and then lock the brake pads again.

[0017] Preferably, the usage method further includes the following steps: S11. The operator needs to loosen the screws and bolts on each storage plate layer by layer; S21. After placing multiple PVC decorative films, adjust the gap between each PVC decorative film, and then install the detachable positioning plate; S31. Ensure that the shaft hole of the PVC decorative film is nested with the conical positioning head; S41. After the operator confirms that the guardrail is not loose, hold the column with both hands and push the device to move.

[0018] Compared with the prior art, the beneficial effects of the present invention are: 1. The present invention realizes the flexible adjustment of the gap between PVC decorative film coils on multiple storage plates by installing an adjustment component, solves the problem that the traditional storage device cannot adapt to the spacing requirements of coils of different sizes, and improves the space utilization rate and operation convenience.

[0019] 2. The present invention realizes the lateral movement adjustment of the position of the PVC decorative film coil by installing a slider and an arc-shaped bracket, solves the stacking limitation problem caused by the fixed coil spacing, and improves the compatibility of the device with coils of different specifications; 3. The present invention realizes the rapid positioning and fixing of the end of the coil by installing a sliding plate and a detachable positioning plate, solves the problem of coil displacement during the transfer process, and improves the storage stability and positioning accuracy; 4. The present invention realizes the lateral protection of the PVC decorative film coil by installing a guardrail, solves the risk of coil slipping in case of an accident, and improves the safety and reliability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 is the overall structural schematic diagram of the present invention; Figure 2 is the front structural schematic diagram of the present invention; Figure 3 is the structural schematic diagram of the protective frame of the present invention; Figure 4 is the structural schematic diagram of the decorative film placement of the present invention; Figure 5 is the structural schematic diagram of the frame base of the present invention.

[0021] In the figure: 1. Storage and transfer rack; 2. Frame base; 3. PVC decorative film; 4. Arc-shaped bracket; 5. Removable positioning plate; 6. Slide bar; 7. Storage plate; 8. Square groove; 9. Slide block; 10. Slide rail; 11. Slide plate; 12. Groove; 13. Conical positioning head; 14. Bolt; 15. Threaded hole; 16. Screw; 17. Positioning screw hole; 18. Guardrail; 19. Column; 20. Universal wheel; 21. Brake pad; 22. Silicone protection pad; 23. Reinforcing rib plate; 24. Reinforcing rod. Detailed implementation manner

[0022] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0023] In the description of the present invention, it should be noted that the orientation or positional relationship indicated by the terms "upper", "lower", "inner", "outer", "front end", "backend", "both ends", "one end", "the other end", etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention. In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be construed as indicating or implying relative importance.

[0024] In the description of the present invention, it should be noted that unless otherwise clearly specified and limited, the terms "installation", "provided with", "connection", etc. should be understood in a broad sense. For example, "connection" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] Please refer to Figure 1 , Figure 2 and Figure 4 , an embodiment provided by the present invention: A PVC decorative film storage and transfer device with a storage gap, including a storage and transfer rack 1, a frame base 2 and an adjustment component. The storage and transfer rack 1 is fixedly installed on the top of the frame base 2, and an adjustment component for adjusting the gap between the PVC decorative films 3 is installed on the storage and transfer rack 1; The adjustment component includes: an arc-shaped bracket 4, a removable positioning plate 5 and a slide bar 6; The storage and transfer rack 1 includes columns 19 and storage plates 7 vertically distributed in multiple layers along the columns 19. Each layer of the storage plate 7 is provided with two square grooves 8 penetrating its upper and lower surfaces. Both ends of the square groove 8 are fixedly connected to sliding rods 6. A slider 9 that can slide axially along the sliding rod 6 is sleeved on the sliding rod 6. The top of the slider 9 is fixedly connected to an arc-shaped bracket 4; a detachable positioning plate 5 is installed on the side of the storage plate 7; Four universal wheels 20 are installed at the bottom of the frame base 2, and the universal wheels 20 are equipped with brake pads 21; Further, the storage and transfer rack 1 is fixedly welded to the top of the frame base 2 to form a main support structure. The storage and transfer rack 1 is composed of four columns 19 and multiple layers of horizontally welded storage plates 7. Each layer of the storage plate 7 is provided with two penetrating square grooves 8. Both ends of the square groove 8 are welded to the sliding rods 6. A slider 9 that can slide axially is sleeved on the sliding rod 6. The top of the slider 9 is welded with an arc-shaped bracket 4 for supporting the PVC decorative film 3 rolls. During operation, the worker places the PVC decorative film 3 on the arc-shaped bracket 4 and adjusts the gap between adjacent rolls by pushing the slider 9 to slide along the sliding rod 6. A detachable positioning plate 5 is installed on the side wall of the storage plate 7, and its conical positioning head 13 is inserted into the central hole at the end of the roll to achieve radial limit. During transportation, the worker holds the column 19 to push the device, and the four universal wheels 20 at the bottom of the frame base 2 roll. After reaching the target position, step on the brake pads 21 of the universal wheels 20 to lock.

[0026] Please refer to Figure 1 、 Figure 2 、 Figure 3 and Figure 4 This invention provides an embodiment: A PVC decorative film storage and transfer device with a storage gap, including a storage and transfer rack 1, a frame base 2 and an adjustment component. The storage and transfer rack 1 is fixedly installed on the top of the frame base 2, and an adjustment component for adjusting the gap between PVC decorative films 3 is installed on the storage and transfer rack 1; The adjustment component includes: an arc-shaped bracket 4, a detachable positioning plate 5 and a sliding rod 6; The storage and transfer rack 1 includes columns 19 and storage plates 7 vertically distributed in multiple layers along the columns 19. Each layer of the storage plate 7 is provided with two square grooves 8 penetrating its upper and lower surfaces. Both ends of the square groove 8 are fixedly connected to sliding rods 6. A slider 9 that can slide axially along the sliding rod 6 is sleeved on the sliding rod 6. The top of the slider 9 is fixedly connected to an arc-shaped bracket 4; a detachable positioning plate 5 is installed on the side of the storage plate 7; A slide rail 10 is provided on the side of the storage plate 7. A sliding plate 11 that can move horizontally is installed on the slide rail 10. A groove 12 is provided at the top of the sliding plate 11. The detachable positioning plate 5 is embedded in the groove 12, and a conical positioning head 13 is provided on the outer wall of the detachable positioning plate 5; Guardrails 18 are installed on both sides of the storage and transfer rack 1, and the guardrails 18 are fixed to the columns 19 by screws 16; Four universal wheels 20 are installed at the bottom of the frame base 2, and the universal wheels 20 are equipped with brake pads 21; Further, a horizontal slide rail 10 is provided on the side wall of the storage plate 7. A sliding plate 11 that can move horizontally is embedded on the slide rail 10. A groove 12 is machined on the top of the sliding plate 11. A detachable positioning plate 5 is embedded in the groove 12. The two are matched through a conical positioning head 13 and a central hole at the end of the PVC decorative film 3. When the position of the coil needs to be adjusted, the worker first loosens the fixing screw 16 of the sliding plate 11, horizontally pushes the sliding plate 11 to drive the conical positioning head 13 to move, so that it accurately aligns with the axis of the coil, and then tightens the screw 16 to fix the sliding plate 11. After the gap adjustment is completed, the worker steps on the brake pad 21 of the universal wheel 20 to release the brake, holds the guardrail 18 with both hands and pushes the device to move. The rubber wheel surface of the universal wheel 20 contacts the ground and rolls. After reaching the target area, the brake pad 21 is stepped on again to achieve frictional braking to prevent the device from sliding.

[0027] Please refer to Figure 1 、 Figure 2 、 Figure 3 and Figure 4 As shown in FIGS. The adjusting assembly includes: an arc-shaped bracket 4, a detachable positioning plate 5 and a slide rod 6; The storage and transfer rack 1 includes columns 19 and storage plates 7 vertically distributed in multiple layers along the columns 19. Two square grooves 8 penetrating the upper and lower surfaces are provided on each storage plate 7. The two ends of the square groove 8 are fixedly connected to the slide rod 6. A slider 9 that can slide along the axial direction of the slide rod 6 is sleeved on the slide rod 6. The top of the slider 9 is fixedly connected to the arc-shaped bracket 4; A detachable positioning plate 5 is installed on the side of the storage plate 7; The detachable positioning plate 5 is locked and fixed to the sliding plate 11 by bolts 14. The bolts 14 penetrate through threaded holes 15 of the detachable positioning plate 5 aligned with the sliding plate 11; The sliding plate 11 is fixedly connected to the storage plate 7 by screws 16. Positioning screw holes 17 are provided at equal intervals on the side walls of the storage plate 7, the detachable positioning plate 5 and the sliding plate 11. The screws 16 penetrate through the sliding plate 11 and then are screwed into the positioning screw holes 17; The radius of curvature of the arc-shaped bracket 4 matches the inner diameter of the coil of the PVC decorative film 3, and a silica gel protection pad 22 is bonded to its inner arc surface; The frame base 2 is welded by rectangular steel pipes, and reinforcing rib plates 23 are provided at its four corners and a reinforcing rod 24 is in the middle; Further, the detachable positioning plate 5 is locked and fixed to the sliding plate 11 by bolts 14. The worker passes the bolts 14 through the mounting holes of the detachable positioning plate 5 and screws them into the prefabricated threaded holes 15 of the sliding plate 11, and tightens them with a torque wrench to achieve a rigid connection. The sliding plate 11 is fixed to the storage plate 7 by screws 16. The side wall of the storage plate 7 is provided with positioning screw holes 17 distributed at equal intervals. The worker passes the screws 16 through the through holes of the sliding plate 11 and then screws them into the selected positioning screw holes 17 to ensure that the position of the sliding plate 11 is accurately locked. The inner arc surface of the arc-shaped bracket 4 is bonded with a silica gel protection pad 22, and its curvature matches the inner diameter of the PVC decorative film 3 coil. When placing the coil, the worker gently pushes the coil to make its inner wall fit with the silica gel protection pad 22 to avoid scratching the film surface due to hard contact. When adjusting the gap, multiple sliders 9 are slid synchronously to evenly distribute the coils. Finally, the circumferential positioning is completed by inserting the conical positioning head 13 into the end hole of the coil. The frame base 2 is welded with rectangular steel pipes, and triangular reinforcing rib plates 23 are welded at the four corners to improve the torsional resistance, and a reinforcing rod 24 is welded horizontally in the middle to prevent the frame from deforming.

[0028] Please refer to Figure 1 , Figure 2 and Figure 3 , an embodiment provided by the present invention: a PVC decorative film storage and transfer device with a storage gap, including a storage and transfer rack 1, a frame base 2 and an adjustment assembly. The storage and transfer rack 1 is fixedly installed on the top of the frame base 2, and an adjustment assembly for adjusting the gap between the PVC decorative films 3 is installed on the storage and transfer rack 1; The adjustment assembly includes: an arc-shaped bracket 4, a detachable positioning plate 5 and a slide bar 6; The storage and transfer rack 1 includes columns 19 and storage plates 7 vertically distributed in multiple layers along the columns 19. Each layer of the storage plate 7 is provided with two square grooves 8 penetrating its upper and lower surfaces. Both ends of the square groove 8 are fixedly connected to the slide bar 6. A slider 9 that can slide axially along the slide bar 6 is sleeved on the slide bar 6, and the top of the slider 9 is fixedly connected to the arc-shaped bracket 4; the detachable positioning plate 5 is installed on the side of the storage plate 7; A slide rail 10 is provided on the side of the storage plate 7, and a sliding plate 11 that can move horizontally is installed on the slide rail 10. A groove 12 is opened at the top of the sliding plate 11, and the detachable positioning plate 5 is embedded in the groove 12. A conical positioning head 13 is provided on the outer wall of the detachable positioning plate 5; The detachable positioning plate 5 is locked and fixed to the sliding plate 11 by bolts 14, and the bolts 14 pass through the threaded holes 15 of the detachable positioning plate 5 aligned with the sliding plate 11; The sliding plate 11 is fixedly connected to the storage plate 7 by screws 16. The storage plate 7, the detachable positioning plate 5 and the side wall of the sliding plate 11 are provided with positioning screw holes 17 distributed at equal intervals. The screws 16 pass through the sliding plate 11 and then are screwed into the positioning screw holes 17; Further, the operator first places the PVC decorative film 3 coil on the arc-shaped bracket 4, and then loosens the screw 16 to make the slide plate 11 slide horizontally along the slide rail 10. When sliding to the end face of the PVC decorative film 3, install the detachable positioning plate 5 until its conical positioning head 13 is aligned with the center of the coil end face. Utilize the inclined plane guiding effect of the conical positioning head 13 to automatically correct the position and precisely insert it into the center hole of the coil. Tighten the bolt 14 to penetrate the threaded hole 15 of the detachable positioning plate 5 and the slide plate 11 to rigidly connect the two, ensuring that the conical positioning head 13 cannot retreat axially. Screw the side wall screw 16 of the slide plate 11 into the positioning screw hole 17 of the storage plate 7 to prevent the horizontal displacement of the slide plate 11.

[0029] Please refer to Figure 1 、 Figure 2 、 Figure 3 and Figure 5 This invention provides an embodiment: A PVC decorative film storage and transfer device with a storage gap, including a storage and transfer rack 1, a frame base 2, and an adjustment component. The storage and transfer rack 1 is fixedly installed on the top of the frame base 2, and an adjustment component for adjusting the gap between PVC decorative films 3 is installed on the storage and transfer rack 1; The adjustment component includes: an arc-shaped bracket 4, a detachable positioning plate 5, and a slide rod 6; The storage and transfer rack 1 includes columns 19 and storage plates 7 vertically distributed in multiple layers along the columns 19. Each storage plate 7 is provided with two square grooves 8 penetrating its upper and lower surfaces. Both ends of the square groove 8 are fixedly connected to the slide rod 6, and a slider 9 that can slide axially along the slide rod 6 is sleeved on the slide rod 6. The top of the slider 9 is fixedly connected to the arc-shaped bracket 4; The detachable positioning plate 5 is installed on the side of the storage plate 7; Four universal wheels 20 are installed at the bottom of the frame base 2, and the universal wheels 20 are equipped with brake pads 21; The curvature radius of the arc-shaped bracket 4 matches the inner diameter of the PVC decorative film 3 coil, and a silica gel protection pad 22 is bonded to its inner arc surface; The frame base 2 is welded by rectangular steel pipes, and reinforcing rib plates 23 are provided at its four corners, and a reinforcing rod 24 is in the middle; Furthermore, heavy-duty universal wheels 20 are installed at the four corners of the bottom of the frame base 2. The wheel frame of each universal wheel 20 is fixed to the position of the base stiffening rib plate 23 by flange bolts. The wheel body is equipped with a lever-type brake pad 21. When the brake pad 21 is stepped on, the rubber friction block at its end presses against the wheel hub to generate braking force. When the PVC decorative film 3 rolls are placed, the silica gel protection pad 22 is compressed and deformed to fill the microscopic gaps between the inner wall of the roll and the arc-shaped bracket 4. At the same time, the high friction coefficient prevents the rolls from rolling. During the operation process, after the worker releases the brake pad 21 of the universal wheel 20, he holds the guardrail 18 with both hands and pushes the device. The ball bearing structure of the universal wheel 20 enables multi-directional flexible rotation. After being transported to the target area, step on the brake pad 21 to lock it. At this time, the elastic restoring force of the silica gel protection pad 22 still continuously provides a radial clamping force to prevent the rolls from shifting due to inertia. If the roll gap needs to be adjusted, the worker can slide the slider 9 with one hand and hold the roll steady with the other hand, and use the slight movement of the universal wheel 20 to assist in alignment.

[0030] Working principle: First, the operator places the rolled PVC decorative films 3 layer by layer on the storage plate 7 of the storage and transfer rack 1. Each roll of film is supported by two arc-shaped brackets 4. By moving the PVC decorative film 3, the slider 9 on the sliding rod 6 slides axially to adjust the storage gap between adjacent PVC decorative films 3. At this time, the detachable positioning plate 5 on the side of the storage plate 7 is in an unlocked state, and the sliding plate 11 moves horizontally along the slide rail 10 to initially align the end face of the film. The silica gel protection pad 22 fits against the inner wall of the roll to provide an initial anti-slip force, but no rigid constraint has been formed yet; Next, the operator horizontally pushes the sliding plate 11, and uses the inclined plane of the conical positioning head 13 to guide and automatically correct the position, so that it accurately inserts into the central hole of the PVC decorative film 3 roll. Subsequently, double fastening is carried out. The bolt 14 passes through the detachable positioning plate 5 and is screwed into the threaded hole 15 of the sliding plate 11, forcing the conical positioning head 13 to form a surface contact friction with the hole wall of the roll. The screw 16 passes through the side wall of the sliding plate 11 and is then screwed into the positioning screw hole 17 of the storage plate 7 to eliminate the freedom of movement of the slide rail 10. At this time, the guardrail 18 forms an outer anti-fall barrier, and the silica gel protection pad 22 of the arc-shaped bracket 4 is compressed and deformed under the gravity of the roll to enhance the radial clamping force, jointly with the conical positioning head 13 to inhibit the displacement of the roll; Finally, the operator steps on the brake pad 21 of the universal wheel 20 to release the brake, holds the column 19 or the guardrail 18 with both hands and pushes the device. The rectangular steel pipe structure of the frame base 2 disperses the dynamic load through the four-corner stiffening rib plates 23, and the middle reinforcing rod 24 inhibits torsional deformation to ensure that the conical positioning head 13 remains locked on the bumpy road surface. After reaching the target position, step on the brake pad 21 again to make the friction block press against the wheel hub of the universal wheel 20. The reinforcing structure of the frame base 2 resists the slope component force. At this time, the end face of the conical positioning head 13 blocks the axial inertial force, and the friction force of the silica gel protection pad 22 cancels the tangential sliding, realizing stable transportation throughout the process.

[0031] It is obvious to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present invention is defined by the appended claims rather than the above description. Therefore, all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be embraced within the present invention. Any reference signs in the claims should not be construed as limiting the claimed invention.

Claims

1. A PVC decorative film storage and transfer device with a storage gap, characterized in that: It includes a storage transfer rack (1), a frame base (2) and an adjustment component. The storage transfer rack (1) is fixedly installed on the top of the frame base (2), and an adjustment component for adjusting the gap between PVC decorative films (3) is installed on the storage transfer rack (1); The adjustment component includes: an arc-shaped bracket (4), a detachable positioning plate (5) and a slide rod (6); The storage transfer rack (1) includes columns (19) and storage plates (7) vertically distributed in multiple layers along the columns (19). Two square grooves (8) penetrating the upper and lower surfaces are opened on each storage plate (7). Both ends of the square groove (8) are fixedly connected to the slide rod (6). A slider (9) that can slide along its axial direction is sleeved on the slide rod (6). The top of the slider (9) is fixedly connected to the arc-shaped bracket (4); The detachable positioning plate (5) is installed on the side of the storage plate (7).

2. The PVC decorative film storage and transfer device with a storage gap according to claim 1, wherein: A slide rail (10) is opened on the side of the storage plate (7), and a slide plate (11) that can move horizontally is installed on the slide rail (10). A groove (12) is opened on the top of the slide plate (11), and the detachable positioning plate (5) is embedded in the groove (12). A conical positioning head (13) is provided on the outer wall of the detachable positioning plate (5).

3. A PVC decorative film storage and transportation device with a storage gap according to claim 1, characterized in that: The detachable positioning plate (5) is locked and fixed to the slide plate (11) by bolts (14). The bolts (14) penetrate through the threaded holes (15) of the detachable positioning plate (5) aligned with the slide plate (11).

4. A PVC decorative film storage and transfer device with a storage gap according to claim 1, characterized in that: The slide plate (11) is fixedly connected to the storage plate (7) by screws (16). Positioning screw holes (17) are equally spaced on the side walls of the storage plate (7), the detachable positioning plate (5) and the slide plate (11). The screws (16) penetrate through the slide plate (11) and then are screwed into the positioning screw holes (17).

5. A PVC decorative film storage and transfer device with a storage gap according to claim 1, characterized in that: Guardrails (18) are installed on both sides of the storage transfer rack (1), and the guardrails (18) are fixed to the columns (19) by screws (16).

6. The PVC decorative film storage and transfer device with a storage gap according to claim 1, characterized in that: Four universal wheels (20) are installed at the bottom of the frame base (2), and the universal wheels (20) are equipped with brake pads (21).

7. A PVC decorative film storage and transfer device with a storage gap according to claim 1, characterized in that: The radius of curvature of the arc-shaped bracket (4) matches the inner diameter of the PVC decorative film (3) coil, and a silicone protection pad (22) is bonded to its inner arc surface.

8. A PVC decorative film storage and transfer device with a storage gap according to claim 1, characterized in that: The frame base (2) is welded by rectangular steel pipes, and reinforcing rib plates (23) are provided at its four corners, and a reinforcing rod (24) is provided in the middle.

9. A method for using a storage and transfer device for PVC decorative films with a storage gap, applicable to the storage and transfer device for PVC decorative films with a storage gap described in any one of claims 1-8, characterized in that: The usage method includes the following steps: S1. Adjustment preparation: The operator loosens the screws (16) and bolts (14) to release the fixed states of the slide plate (11) and the storage plate (7), and the detachable positioning plate (5) and the slide plate (11); S2. Gap adjustment: Place the PVC decorative film (3) on the arc-shaped bracket (4), and synchronously push the slider (9) to slide along the slide rod (6) to adjust the gap between the PVC decorative films (3); S3. Positioning and fixing: Align the conical positioning head (13) with the center of the end of the PVC decorative film (3) coil, tighten the bolts (14) to fix the detachable positioning plate (5), and then lock the slide plate (11) and the storage plate (7) by screws (16); S4. Transfer operation: Step on the brake pads (21) of the casters (20) to release the brake, push the frame base (2) to the target position, and then relock the brake pads (21).

10. The usage method of a PVC decorative film storage and transfer device with a storage gap according to claim 9, characterized in that: The usage method further includes the following steps: S11. The operator needs to loosen the screws (16) and bolts (14) on each storage plate (7) layer by layer; S21. After placing multiple PVC decorative films (3), adjust the gap between each PVC decorative film (3), and then install the detachable positioning plate (5); S31. Ensure that the shaft holes of the PVC decorative films (3) are nested with the conical positioning heads (13); S41. After the operator confirms that the guardrail (18) is not loose, hold the column (19) with both hands and push the device to move.

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