Film laminating device for automobile parts

By combining the vacuum adsorption mechanism and the heating component, the problem of poor adhesion of the coating device in cold environments or on flexible materials is solved, achieving efficient and tight adhesion of the coating and improving the coating quality.

CN223803096UActive Publication Date: 2026-01-16WUHAN HENGRUISI AUTO PARTS CO LTD
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Patent Information

Application Number
CN202520188518.6
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-02-07
Publication Date
2026-01-16
Estimated Expiration
2035-02-07

AI Technical Summary

Technical Problem

Existing automotive parts coating devices often fail to achieve a tight fit between the film and the parts in cold environments or on materials requiring high flexibility, resulting in a decline in coating quality.

Method used

The vacuum adsorption mechanism, combined with heating and lifting clamping components, is used to preheat the coating first, and then a vacuum environment is created by a vacuum pump to make the coating adhere tightly to the surface of the accessory.

Benefits of technology

It improves the adhesion quality of the coating, reduces bubbles and wrinkles, and enhances the adhesion and overall effect of the coating.

✦ Generated by Eureka AI based on patent content.

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    Figure CN223803096U_ABST
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Abstract

The utility model provides an auto spare part laminating device, which belongs to the technical field of auto spare part laminating, and comprises a bottom plate, a vacuum adsorption mechanism for laminating auto spare parts is mounted on the bottom plate, and the vacuum adsorption mechanism respectively comprises a laminating component and a heating component which is arranged on the rear side of the laminating component and is used for preheating a laminated film; the lifting clamping assemblies are arranged on the two sides of the film covering assembly; the film covering assembly comprises a sealing box used for containing accessories, a vacuum pump is fixedly arranged on one side of the sealing box, the sealing box is connected with the vacuum pump through an air pipe, a plurality of air holes are formed in the sealing box, and a first clamping module used for clamping a covering film is further arranged on the sealing box; compared with the prior art, the laminating device has the advantages that the laminating film can be softened by preheating the laminating film, so that the laminating film can be better attached to the surface of an accessory when the accessory is laminated, the condition of wrinkles or non-attachment is avoided, and the laminating quality is improved.
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Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of automobile accessory film covering, and specifically relates to an automobile accessory film covering device. BACKGROUND

[0002] In the field of automobile manufacturing and maintenance, the protection of automobile accessories is crucial. With the continuous development of the automobile industry, the quality and appearance protection requirements of automobile accessories are increasingly improved. Film covering can provide a tightly fitted protective film for automobile accessories, effectively preventing damage to the accessories by external factors. This thin film has high wear resistance, self-repairing properties, and anti-fouling ability, effectively maintaining the original appearance and luster of automobile accessories and prolonging their service life.

[0003] However, the existing automobile accessory film covering has the problem of not being tightly fitted to the accessory. When covering some automobile accessories made of special materials, the film cannot be tightly fitted to the accessory. For example, when covering some films with certain flexibility requirements in cold environments, the film cannot be completely fitted to the surface of the accessory without heating treatment, affecting the film covering quality. SUMMARY

[0004] Therefore, the utility model provides an automobile accessory film covering device. The film is preheated to soften it, which allows it to better fit the surface of the accessory and avoids wrinkles or poor fitting, improving the film covering quality.

[0005] To solve the above technical problems, the utility model provides an automobile accessory film covering device, which includes a base plate, a vacuum suction mechanism for covering automobile accessories installed on the base plate, a heating assembly for preheating the film arranged behind the film covering assembly, and a lifting clamping assembly arranged on both sides of the film covering assembly.

[0006] The film covering assembly includes a sealed box for placing the accessory. A vacuum pump is fixed on one side of the sealed box. The sealed box and the vacuum pump are connected by an air pipe. The sealed box is provided with a plurality of air holes. The sealed box is also provided with a first clamping module for clamping the film.

[0007] The film covering assembly serves as an operation table for the accessory, used for placing the accessory and performing film covering operations. The heating assembly preheats the film to allow it to be fully fitted to the accessory. The lifting clamping assembly assists the entire film covering work.

[0008] The operation of each component is connected, the connection time between operation steps is reduced, the overall efficiency of the film covering is improved, the film covering and the accessory are more closely attached by using the vacuum principle, the generation of bubbles and wrinkles is reduced, the film covering quality is guaranteed, the film covering is fixed by the first clamping module, on one hand, the film covering and the sealed box are attached to ensure that there is no air leakage during the air extraction process, and on the other hand, the film covering is fixed to prevent the film covering from moving during the film covering process, and the film covering position is accurate.

[0009] The first clamping module comprises connecting blocks symmetrically arranged on both sides of the sealed box, push rods symmetrically arranged on both sides of each connecting block, and clamping plates arranged on the two push rods.

[0010] The symmetrically arranged push rods and clamping plates make the force distribution more uniform when the accessory is covered with the film, so that the film covering can be stably fixed, and the film covering is prevented from deviating or shaking due to external forces (such as vacuum adsorption force) during the film covering operation.

[0011] The heating assembly comprises support columns arranged symmetrically, mounting plates fixedly arranged on the top of the support columns, heaters fixedly arranged on the mounting plates, and connecting pipes symmetrically arranged on both sides of the heaters.

[0012] The basic framework of the heating assembly is constructed by describing the arrangement of the support columns, mounting plates, heaters and connecting pipes, and the composition and relative positions of the parts of the heating assembly are clear. The film covering is preheated by the heating assembly, so that the film covering has better flexibility and adhesion when it is attached to the automobile accessory, the stress during the film covering process is reduced, and the quality and appearance effect of the film covering are improved.

[0013] The ends of the connecting pipes are connected with heat conducting pipes, and the heat conducting pipes are arranged on the bottom surface of the mounting plate.

[0014] The heat conducting part of the heating assembly is described, the connection mode and arrangement position of the heat conducting pipes are clear, and the heat conduction structure of the heating assembly is improved. The reasonable arrangement of the heat conducting pipes ensures that the heat can be effectively transferred from the heater to the film covering that needs to be preheated, so that the film covering is heated more uniformly, the preheating effect is further improved, and the film covering quality is improved.

[0015] The lifting clamping assembly comprises sliding grooves symmetrically arranged on both sides of the sealed box, screw rods rotatably arranged in the sliding grooves, sliding blocks threadedly connected to the screw rods, the sliding blocks being slidably arranged in the sliding grooves by the screw rods, and second clamping modules connected to the sliding blocks for clamping the film covering.

[0016] The sliding block is driven to slide in the sliding groove by the rotation of the screw rod, and the second clamping module is driven to lift. When the accessory is covered with the film, the film covering is first clamped to the heating assembly by the second clamping module for preheating, and then the sliding block is lowered to attach the film covering to the accessory and the top surface of the sealed box after the preheating is completed.

[0017] The second clamping module comprises a fixed plate, an electric cylinder is fixed on the inner side wall of the fixed plate, an upper pressing plate is connected to the telescopic shaft end of the electric cylinder, and a lower pressing plate symmetrical to the upper pressing plate is fixed on the bottom surface of the fixed plate.

[0018] By describing the structural relationship of the fixed plate, the electric cylinder, the upper pressing plate and the lower pressing plate, the working mode of the second clamping module is clear. The upper pressing plate is driven to descend by the electric cylinder, and is in close contact with the lower pressing plate. The film can be effectively clamped, and the clamping force can be adjusted as needed to ensure that the film can be stably clamped in different situations.

[0019] A driving motor for driving the screw to rotate is fixed on the top of the sliding groove, and the output shaft of the driving motor is connected with the screw through the top surface of the sliding groove.

[0020] The driving part in the lifting and clamping assembly is described. The installation position of the driving motor and the connection mode with the screw are clear, and the power source for driving the screw to rotate is explained. The setting of the driving motor enables the lifting operation of the sliding block in the sliding groove, improving the working efficiency and stability of the device.

[0021] Compared with the prior art, the present application has at least one of the following beneficial technical effects:

[0022] 1. Before the film is coated, the film is heated, which helps the film to better adhere to the accessories. Especially for some film materials that need to be better adhered at a specific temperature, the heating assembly can improve the firmness and overall effect of the film.

[0023] 2. The symmetrical connection blocks and the push rods arranged on both sides of the connection blocks and the clamping plates arranged on the push rods can conveniently clamp the film. The symmetrical arrangement makes the clamping more stable and balanced, facilitating positioning and sealing of the film during the coating process and improving the convenience of the entire coating operation.

[0024] 3. The cooperation of the film coating assembly and the heating assembly improves the film coating efficiency. The film coating material is preheated by the heating assembly, which makes the film coating material easier to adhere. Then, under the action of the vacuum pump, the film coating can be quickly and accurately adhered to the automobile accessory, improving the film coating speed of a single automobile accessory.

[0025] 4. During the film coating process, the vacuum pump works to form a vacuum environment in the sealed box, and the air holes can effectively adsorb the film, so that the preheated film is tightly adhered to the surface of the accessory, improving the film coating quality. BRIEF DESCRIPTION OF DRAWINGS

[0026] Fig. 1 It is the overall structure schematic view of the automobile accessory film coating device.

[0027] Fig. 2 It is the vacuum adsorption mechanism structural schematic view in the utility model;

[0028] Fig. 3 It is the rear view integral structure schematic view of the utility model;

[0029] Fig. 4 It is the side view cross section schematic view of the lifting clamping assembly in the utility model.

[0030] Mark explanation: 10, bottom plate;20, vacuum adsorption mechanism;21, film covering assembly;211, sealed box;212, vacuum pump;213, air pipe;214, air hole;215, first clamping module;2151, connecting block;2152, push rod;2153, clamping plate;22, heating assembly;221, support column;222, mounting plate;223, heater;224, connecting pipe;225, heat pipe;23, lifting clamping assembly;231, sliding slot;232, screw;233, sliding block;234, drive motor;235, second clamping module;2351, fixed plate;2352, electric cylinder;2353, upper pressing plate;2354, lower pressing plate. DETAILED DESCRIPTION

[0031] In order to make the purpose, technical scheme and advantage of the embodiments of the utility model more clear, the following will combine the drawings of the embodiments of the utility model and specifically describe the technical scheme of the embodiments of the utility model. Figs. 1-4 The technical scheme of the embodiments of the utility model is clearly and completely described. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the described embodiments of the utility model, all other embodiments obtained by those skilled in the art belong to the scope of protection of the utility model.

[0032] As Figs. 1-4 Indicated: the embodiment provides a kind of automobile accessory film covering device, including bottom plate 10, vacuum adsorption mechanism 20 for being installed on bottom plate 10 to the film covering of automobile accessory, vacuum adsorption mechanism 20 includes film covering assembly 21 and the heating assembly 22 for being set to the preheating of film covering at the rear side of film covering assembly 21 respectively, and lifting clamping assembly 23 is set at the two sides of film covering assembly 21;

[0033] Film covering assembly 21 includes the sealed box 211 for placing accessory, vacuum pump 212 is fixed on the side of sealed box 211, sealed box 211 is connected with vacuum pump 212 through air pipe 213, a plurality of air holes 214 are set on sealed box 211, and first clamping module 215 for clamping film is further provided on sealed box 211.

[0034] The vacuum suction mechanism 20 is installed on the base plate 10, and comprises a film covering assembly 21, a heating assembly 22 and a lifting clamping assembly 23, wherein the sealed box 211 in the film covering assembly 21 is used for placing automobile accessories, a vacuum pump 212 is installed on one side of the sealed box 211, and the two are connected through an air pipe 213; when the vacuum pump 212 works, it can perform air extraction operation on the sealed box 211 through the air pipe 213; a plurality of air holes 214 are formed on the sealed box 211, which are used for forming a vacuum environment in the sealed box 211 during air extraction, and then the vacuum adsorption force is utilized to press the film on the surface of the automobile accessories; the first clamping module 215 on the sealed box 211 is used for clamping the film; when the film covering operation is performed, the film is clamped and fixed by the first clamping module 215 when the film is covered on the top of the sealed box 211 through the lifting clamping assembly 23, so that displacement of the film during the film covering operation is prevented, and meanwhile, the top of the sealed box 211 is sealed through clamping, thereby assisting the vacuum pump 212 in extracting the gas in the sealed box 211, and further realizing the pressing and covering operation on the accessories.

[0035] According to one embodiment of the present application, as shown in the figure, the first clamping module 215 comprises connecting blocks 2151 symmetrically arranged on both sides of the sealed box 211, push rods 2152 symmetrically arranged on both sides of each connecting block 2151, and clamping plates 2153 arranged on the two push rods 2152.

[0036] The push rods 2152 on both sides of the connecting block 2151 are controlled to perform extension and retraction movement; the push rods 2152 here are electric push rods 2152, which can be controlled to perform extension and retraction movement by giving appropriate current signals through a control circuit; alternatively, the push rods 2152 are hydraulic push rods 2152, which are controlled to perform extension and retraction movement through hydraulic pressure. When the push rods 2152 perform extension and retraction movement, the clamping plates 2153 move, the film is pressed between the clamping plates 2153 and the side walls of the sealed box 211 through the movement of the clamping plates 2153, displacement of the film to one side during the film covering operation is prevented, and meanwhile, the sealed box 211 and the accessories are covered, so that the film is pressed on the surface of the accessories by using air pressure when the vacuum pump 212 extracts the gas in the sealed box 211.

[0037] According to one embodiment of the present application, as shown in the figure, the heating assembly 22 comprises support columns 221 symmetrically arranged, the top of each support column 221 is fixedly provided with a mounting plate 222, the mounting plate 222 is fixedly provided with a heater 223, the two sides of the heater 223 are symmetrically provided with connecting pipes 224, the distal ends of the connecting pipes 224 are connected with heat conducting pipes 225, and the heat conducting pipes 225 are arranged on the bottom surface of the mounting plate 222.

[0038] The symmetrical support column 221 is installed at the rear side of the film assembly 21, and is ensured to be firmly installed, the mounting plate 222 at the top of the support column 221 can stably bear other components, and the heater 223 is fixed at the top of the mounting plate 222, wherein the heater 223 is an electric heater 223, the connecting pipes 224 are symmetrically connected on both sides of the electric heater 223, the heat generated by the electric heater 223 is introduced into the heat-conducting pipe 225 at the bottom through the connecting pipes 224, the heat is dissipated to the film through the heat-conducting pipe 225 to preheat the film, so that the film can be better attached when being attached to the automobile accessory, and the quality of the film is improved.

[0039] According to another embodiment of the present application, as shown in the drawings, the heating assembly 22 comprises symmetrical support columns 221, the mounting plate 222 is fixed at the top of the support column 221, the heater 223 is fixed on the mounting plate 222, the connecting pipes 224 are symmetrically arranged on both sides of the heater 223, the heat-conducting pipe 225 is connected at the end of the heat-conducting pipe 225, and the heat-conducting pipe 225 is arranged on the bottom surface of the mounting plate 222.

[0040] The heater 223 is a liquid heater 223, the internal liquid is heated through the heater 223, then the liquid is delivered to the inside of the heat-conducting pipe 225 through the connecting pipe 224, the heat is dissipated to the film through the heat-conducting pipe 225 to preheat the film, so that the film can be better attached when being attached to the automobile accessory, and the quality of the film is improved.

[0041] In one embodiment of the present application, as shown in the drawings, Figs. 2-4 The lifting and clamping assembly 23 comprises symmetrical sliding grooves 231 arranged on both sides of the sealing box 211, screw rods 232 are rotatably arranged in the sliding grooves 231, sliding blocks 233 are threadedly connected to the screw rods 232, the sliding blocks 233 are slidably arranged in the sliding grooves 231 through the screw rods 232, and the second clamping module 235 for clamping the film is connected to the sliding blocks 233.

[0042] The sealing box 211 is symmetrically provided with a sliding groove 231 on both sides, a screw rod 232 is rotatably arranged in each sliding groove 231, and a sliding block 233 is threadedly connected to the screw rod 232. When the screw rod 232 rotates, the sliding block 233 can slide in the sliding groove 231, and further drive the second clamping module 235 connected to the sliding block 233 to move. When it is necessary to adjust the height of the second clamping module 235, the screw rod 232 is rotated by rotating the rocker, and the sliding block 233 is driven to move up and down along the sliding groove 231, so as to adjust the height position of the second clamping module 235. The film is raised by raising the second clamping module 235, the film is preheated by raising the film to the bottom of the heating assembly 22, and after the preheating is completed, the film on the second clamping module 235 is covered on the accessory and the sealing box 211 by lowering the second clamping module 235. Then, the air in the sealing box 211 is extracted by the vacuum pump 212, and the air between the film and the sealing box 211 is extracted by the air hole 214, so that the film is pressed on the surface of the accessory under the influence of air pressure, and the film work is completed.

[0043] The second clamping module 235 comprises a fixed plate 2351, an electric cylinder 2352 is fixedly arranged on the inner side wall of the fixed plate 2351, an upper pressing plate 2353 is connected to the telescopic shaft end of the electric cylinder 2352, and a lower pressing plate 2354 symmetrical with the upper pressing plate 2353 is fixedly arranged on the bottom surface of the fixed plate 2351.

[0044] When it is necessary to clamp the film, the electric cylinder 2352 is started, the telescopic shaft of the electric cylinder 2352 is telescoped, the upper pressing plate 2353 is driven to move downward, and the lower pressing plate 2354 is cooperated, so as to clamp the film. The clamping force is adjusted by controlling the telescopic amount of the electric cylinder 2352, so as to ensure that the film is stably clamped and will not be damaged. (The upper pressing plate 2353 and the lower pressing plate 2354 are made of rubber material, so as to prevent damage to the film)

[0045] A driving motor 234 for driving the screw rod 232 to rotate is fixedly arranged on the top of the sliding groove 231, and the output shaft of the driving motor 234 penetrates the top surface of the sliding groove 231 and is connected with the screw rod 232.

[0046] The driving motor 234 provides power supply for the screw rod 232, so as to reduce the labor intensity of manually starting the screw rod 232 to rotate by the rocker. If it is necessary to raise the sliding block 233, the driving motor 234 is forwardly rotated, if it is necessary to lower the sliding block 233, the driving motor 234 is reversely rotated, the position of the sliding block 233 is accurately controlled by driving the screw rod 232 to rotate by the driving motor 234, so as to realize the height adjustment function of the lifting and clamping assembly 23.

[0047] The use method of the utility model discloses: when the accessory is laminated, the corresponding size needs to be cut, then the laminated film is clamped on the lifting clamping assembly 23 through the second clamping module 235, and the screw rod 232 is rotated through the driving motor 234, then the slider 233 drives the second clamping module 235 with the film to ascend to the bottom of the heat pipe 225, the heat pipe 225 is heated through the heater 223, the laminated film is preheated, after preheating, the laminated film is lowered through the reverse screw rod 232, the film covers the accessory and the sealed box 211, then the vacuum pump 212 is started, and the vacuum pump 212 is connected with the sealed box 211 through the air pipe 213. When the vacuum pump 212 works, the air in the sealed box 211 is extracted, and the vacuum environment is generated. Since the air holes 214 are formed in the sealed box 211, the laminated film material is tightly adsorbed on the automobile accessory under the vacuum environment, so that the laminating operation is completed.

[0048] In addition, it also needs to be explained that, in the description of the utility model, unless there is definite provision and limitation, the terms "mounting", "connecting", "connecting" should be understood broadly, for example, it can be fixed connection, can also be detachable connection, or integrally connected, can be mechanical connection, can also be electrical connection, can be directly connected, can also be indirectly connected through intermediate medium, can be the communication inside two elements. For those skilled in the art, the specific meaning of the above-mentioned terms in the utility model can be understood according to the specific circumstances.

[0049] The above is the preferred embodiment of the utility model, and it should be pointed out that, for ordinary skilled in the art, without departing from the principle described in the utility model, a number of improvements and refinements can be made, and these improvements and refinements should also be regarded as the protection scope of the utility model.

Claims

1. An automobile accessory film coating device comprising a base plate (10), characterized in that: The bottom plate (10) is provided with a vacuum suction mechanism (20) for coating automobile accessories, which comprises a coating assembly (21) and a heating assembly (22) arranged behind the coating assembly (21) for preheating the coating, and lifting clamping assemblies (23) arranged on both sides of the coating assembly (21); The coating assembly (21) comprises a sealed box (211) for placing accessories, one side of which is fixedly provided with a vacuum pump (212), and the sealed box (211) is connected with the vacuum pump (212) through an air pipe (213), a plurality of air holes (214) are formed in the sealed box (211), and a first clamping module (215) for clamping the coating is further arranged on the sealed box (211).

2. The automobile accessory film coating apparatus of claim 1, wherein: The first clamping module (215) comprises connecting blocks (2151) symmetrically arranged on both sides of the sealed box (211), push rods (2152) symmetrically arranged on both sides of each connecting block (2151), and clamping plates (2153) arranged on the left and right symmetrically push rods (2152).

3. The automobile accessory film coating apparatus of claim 1, wherein: The heating assembly (22) comprises symmetrically arranged support columns (221), the top of each support column (221) is fixedly provided with a mounting plate (222), the mounting plate (222) is fixedly provided with a heater (223), and the left and right sides of the heater (223) are symmetrically provided with connecting pipes (224).

4. The automobile accessory film coating apparatus of claim 3, wherein: The connecting pipes (224) are connected with heat conducting pipes (225) at the ends, and the heat conducting pipes (225) are arranged on the bottom surface of the mounting plate (222).

5. The automobile accessory film coating apparatus of claim 1, wherein: The lifting clamping assembly (23) comprises sliding grooves (231) symmetrically arranged on both sides of the sealed box (211), screw rods (232) rotatably arranged in the sliding grooves (231), sliding blocks (233) threadedly connected with the screw rods (232), the sliding blocks (233) being slidably arranged in the sliding grooves (231) through the screw rods (232), and second clamping modules (235) for clamping the coating being connected with the sliding blocks (233).

6. The automobile accessory film coating apparatus of claim 5, wherein: The second clamping module (235) comprises a fixed plate (2351), an electric cylinder (2352) fixedly arranged on the inner side wall of the fixed plate (2351), an upper pressing plate (2353) connected with the telescopic shaft end of the electric cylinder (2352), and a lower pressing plate (2354) fixedly arranged on the bottom surface of the fixed plate (2351) and symmetrically arranged with the upper pressing plate (2353).

7. The automobile accessory film coating apparatus of claim 5, wherein: The top of the sliding groove (231) is fixedly provided with a driving motor (234) for driving the screw rod (232) to rotate, and the output shaft of the driving motor (234) penetrates the top surface of the sliding groove (231) and is connected with the screw rod (232).