Film sticking device

Abstract

The present invention provides a film pasting device, including a film supply device, a film taking device and a material taking device. The film supply device includes a mounting frame, a film supply mechanism arranged on the mounting frame, a recovery mechanism and a material belt; the film supply mechanism includes a roll of rubber with a material belt wound around it and a film stripping assembly for stripping a protective film from centrifugal paper, and the recovery mechanism is connected to a driving mechanism for rotating the recovery mechanism; the film taking device includes a support frame and a film taking assembly, and the film taking assembly includes a film taking nozzle arranged above the film stripping assembly and a driving cylinder for driving the film taking nozzle to rotate; the material taking device is arranged above the film taking device, including a support plate and a nozzle assembly arranged on the support plate and used to suck the product. The film pasting device provided by the present invention can paste the protective film when the MIC hole of the product is facing downward, prevent dust from falling into the MIC hole, and effectively improve the output quality and output efficiency of the product.

Description

Technical Field

[0001] The present invention belongs to the technical field of automatic film sticking machines, and more specifically, relates to a film sticking device. Background Art

[0002] With the rapid development of my country's economy, people's living standards and productivity are constantly improving. Traditional production methods can no longer meet the needs of social development. Enterprises have begun to transform and upgrade. In particular, manufacturing and processing enterprises are in urgent need of transforming and upgrading traditional manual production methods to automated production methods to further improve their competitiveness.

[0003] At present, during the assembly process of FPC (Flexible Printed Circuit) components, a protective film is pasted on the MIC (Microphone) hole by automated equipment to prevent dust from falling into the MIC hole and affecting its output quality and output efficiency; the traditional method is to apply film to the MIC hole from the top of the product to be filmed, and accurately place the product to be filmed from the loading station on the carrier board, at this time, the MIC hole of the product to be filmed faces downward, and after driving and transporting it to the film-applying station, the product to be filmed is flipped so that its MIC hole faces upward, and the film-taking mechanism absorbs the protective film and pastes the protective film on the position of the MIC hole of the product to be filmed, and finally the product with the protective film pasted is unloaded. The film-applying equipment that applies film to the MIC hole from the top of the product to be filmed cannot absorb the protective film and paste the protective film simultaneously, and the MIC hole of the product to be filmed needs to face upward, which is easy to cause dust to fall into the MIC hole, affecting its output quality and output efficiency, affecting the user experience. Summary of the invention

[0004] The purpose of the present invention is to provide a film pasting device to solve the technical problem in the prior art that during the FPC component assembly process, the method of pasting the film on the MIC hole from above the product to be pasted is easy to cause dust to fall into the MIC hole, thus affecting the output quality and output efficiency of the product.

[0005] To achieve the above-mentioned purpose, the technical solution adopted by the present invention is: to provide a film sticking device, comprising: a film supply device, comprising a mounting frame, a film supply mechanism arranged on the mounting frame, a recovery mechanism and a material belt wound between the film supply mechanism and the recovery mechanism; the material belt comprises centrifugal paper and a plurality of protective films glued to the centrifugal paper; the film supply mechanism comprises a glue roll wheel wound with the material belt and a film stripping assembly for stripping the protective film from the centrifugal paper, and the recovery mechanism is connected to a driving mechanism for rotating the recovery mechanism;

[0006] The film taking device comprises a support frame and a film taking assembly, wherein the film taking assembly comprises a film taking nozzle arranged above the film stripping assembly and used to suck the protective film, and a driving cylinder used to drive the film taking nozzle to rotate with a direction perpendicular to the surface of the support frame as an axis, and the film taking nozzle and the driving cylinder are both arranged on the support frame;

[0007] The material taking device is arranged above the film taking device, and comprises a support plate and a suction nozzle assembly arranged on the support plate and used for sucking the product.

[0008] Furthermore, the film stripping assembly includes a film stripping component arranged on the mounting frame and used to peel the protective film off the centrifugal paper, and a placement table for placing the protective film, the top surface of the film stripping component is provided with a limiting groove abutting against the material strip, and the top surface of the film stripping component is located on the limiting groove cover and is provided with a limiting cover plate.

[0009] Furthermore, the driving mechanism includes a driving motor and a synchronization component arranged on the mounting frame, and the synchronization component includes a first synchronization wheel connected to the driving motor, a second synchronization wheel connected to the recovery mechanism, and a synchronization belt wound between the first synchronization wheel and the second synchronization wheel.

[0010] Furthermore, the recovery mechanism includes a fixed frame fixedly connected to the mounting frame, a first transmission shaft arranged on the fixed frame and connected to the second synchronous wheel, a second transmission shaft and a guide plate arranged at the bottom of the fixed frame, and the first transmission shaft and the second transmission shaft are respectively against the centrifugal paper.

[0011] Furthermore, the film removal device also includes a lifting assembly arranged on the support frame, and the lifting assembly includes a lifting frame slidably arranged on the support frame and a lifting cylinder for driving the lifting frame to move up and down relative to the support frame, and the film removal nozzle and the driving cylinder are arranged on the lifting frame.

[0012] Furthermore, the film taking device also includes an adjustment component arranged at the bottom of the support frame, the adjustment component includes an adjustment plate, and a first adjustment block and a second adjustment block respectively connected to the support frame and used to drive the support frame to move relative to the adjustment plate, and the surface of the adjustment plate is provided with a first guide rail for sliding connection of the first adjustment block and a second guide rail for sliding connection of the second adjustment block, and the first guide rail and the second guide rail are arranged perpendicular to each other.

[0013] Furthermore, the nozzle assembly includes at least one conveying nozzle arranged on the support plate and used to suck the product and at least one positioning nozzle used to position components of the product, and a limiting plate abutting against the surface of the product is arranged on the support plate.

[0014] Furthermore, the film sticking device also includes a detection device for monitoring the protective film on the placement table, and the detection device is fixedly connected to the mounting frame and is located below a corresponding position of the placement table.

[0015] Furthermore, at least one guide column is protrudingly formed on the surface of the support plate, and a guide hole for at least one guide column to penetrate is opened on the lifting frame.

[0016] Furthermore, the film sticking device also includes at least one guide roller arranged on the mounting frame, and at least one guide roller abuts against the material strip.

[0017] The beneficial effects of the film sticking device provided by the present invention are as follows: compared with the prior art, the film sticking device of the present invention is provided with a film supply mechanism, a recovery mechanism and a material belt wound between the film supply mechanism and the recovery mechanism on the mounting frame of the film supply device, the material belt includes centrifugal paper and a plurality of protective films glued to the centrifugal paper, the film supply mechanism includes a glue roll wheel wound with the material belt and a film stripping assembly for stripping the protective film from the centrifugal paper, so that the protective film can be stripped from the centrifugal paper and placed on the film stripping assembly, and the recovery mechanism is driven by the driving mechanism to rotate and recycle the centrifugal paper; a film taking assembly is provided on the supporting frame of the film taking device, and the protective film is sucked by a film taking nozzle of the film taking assembly arranged above the film stripping assembly, and at the same time, a driving cylinder of the film taking assembly drives the film taking The suction nozzle rotates with the direction perpendicular to the surface of the support frame as the axis and drives the protective film to rotate, so that the adhesive surface of the protective film faces upward; the material picking device is arranged above the film picking device, and a suction nozzle assembly for sucking the product is arranged on the support plate of the material picking device. The material picking device transports the product to the top of the film picking device. At this time, the components of the product that need to be pasted with the protective film are located above the film picking nozzle, and the MIC hole of the product faces downward. The protective film can be pasted on the product without rotating the product, and the protective film can be pasted with the MIC hole of the product facing downward to prevent dust from falling into the MIC hole, effectively improving the output quality and output efficiency of the product, and the film picking operation and the film pasting operation are completed by the same device in one process, thereby improving the operation efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0019] Figure 1 A schematic diagram of the three-dimensional structure of a film sticking device provided in an embodiment of the present invention;

[0020] Figure 2A schematic diagram of the three-dimensional structure of a film supply device of a film sticking device provided in an embodiment of the present invention;

[0021] Figure 3 A schematic diagram of the rear structure of a film supply device of a film sticking device provided in an embodiment of the present invention;

[0022] Figure 4 A schematic diagram of the three-dimensional structure of a film removing device of a film sticking device provided in an embodiment of the present invention;

[0023] Figure 5 A schematic diagram of the three-dimensional structure of a material taking device of a film laminating device provided in an embodiment of the present invention.

[0024] Among them, the reference numerals in the figure are:

[0025] 1: Film supply device 11: Mounting frame

[0026] 12: Film supply mechanism 121: Film roll wheel

[0027] 122: Stripping assembly 1221: Stripping parts

[0028] 12211: Limiting slot 1222: Placement table

[0029] 1223: Limit cover 13: Recovery mechanism

[0030] 131: Fixed frame 132: First transmission shaft

[0031] 133: Second transmission shaft 134: Guide plate

[0032] 14: Driving mechanism 141: Driving motor

[0033] 142: Synchronous component 1421: First synchronous wheel

[0034] 1422: Second synchronous wheel 1423: Synchronous belt

[0035] 2: Film taking device 21: Support frame

[0036] 22: Film taking component 221: Film taking nozzle

[0037] 222: driving cylinder 23: lifting assembly

[0038] 231: Lifting frame 232: Lifting cylinder

[0039] 24: Adjustment component 241: Adjustment plate

[0040] 242: First adjustment block 243: Second adjustment block

[0041] 3: Reclaiming device 31: Support plate

[0042] 311: Guide column 32: Nozzle assembly

[0043] 321: Delivery nozzle 322: Positioning nozzle

[0044] 33: Limiting plate 4: Detection device

[0045] 5: Guide roller DETAILED DESCRIPTION

[0046] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0047] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

[0048] It should be understood that the orientation or position relationship indicated by terms such as "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0049] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0050] Please also read Figures 1 to 3The present embodiment provides a film pasting device, comprising a film supply device 1, a film taking device 2 and a material taking device 3; the film supply device 1 comprises a mounting frame 11, a film supply mechanism 12 arranged on the mounting frame 11, a recovery mechanism 13 and a material belt (not shown in the figure) wound between the film supply mechanism 12 and the recovery mechanism 13; the material belt comprises centrifugal paper and a plurality of protective films glued to the centrifugal paper; the film supply mechanism 12 comprises a glue roll 121 wound with the material belt and a film stripping assembly 122 for stripping the protective film from the centrifugal paper, and the recovery mechanism 13 is connected with a film stripping assembly 122 for making the recovery mechanism 1 3 rotating driving mechanism 14; the film taking device 2 includes a support frame 21 and a film taking assembly 22, the film taking assembly 22 includes a film taking suction nozzle 221 arranged above the film stripping assembly 122 and used to suck the protective film and a driving cylinder 222 used to drive the film taking suction nozzle 221 to rotate with a direction perpendicular to the surface of the support frame 21 as an axis, and the film taking suction nozzle 221 and the driving cylinder 222 are both arranged on the support frame 21; the material taking device 3 is arranged above the film taking device 2, and includes a support plate 31 and a suction nozzle assembly 32 arranged on the support plate 31 and used to suck the product.

[0051] The above-mentioned film sticking device is provided with a film supply mechanism 12, a recovery mechanism 13 and a material belt wound between the film supply mechanism 12 and the recovery mechanism 13 on the mounting frame 11 of the film supply device 1, the material belt includes centrifugal paper and a plurality of protective films glued to the centrifugal paper, the film supply mechanism 12 includes a glue roll 121 wound with the material belt and a film stripping assembly 122 for stripping the protective film from the centrifugal paper, so as to strip the protective film from the centrifugal paper and place it on the film stripping assembly 122, and the recovery mechanism 13 is driven by the driving mechanism 14 to rotate and recover the centrifugal paper; a film taking assembly 22 is provided on the supporting frame 21 of the film taking device 2, and the protective film is sucked by a film taking nozzle 221 of the film taking assembly 22 arranged above the film stripping assembly 122, and at the same time, a driving cylinder 222 of the film taking assembly 22 is driven The film taking nozzle 221 rotates with the direction perpendicular to the surface of the support frame 21 as the axis and drives the protective film to rotate, so that the adhesive surface of the protective film faces upward; the material taking device 3 is arranged above the film taking device 2, and a nozzle assembly 32 for sucking the product is arranged on the support plate 31 of the material taking device 3. The material taking device 3 transports the product to the top of the film taking device 2. At this time, the components of the product that need to be pasted with the protective film are located above the film taking nozzle 221, and the MIC hole of the product faces downward. The protective film can be pasted on the product without rotating the product, and the protective film can be pasted with the MIC hole of the product facing downward to prevent dust from falling into the MIC hole, effectively improving the output quality and output efficiency of the product, and the film taking operation and the film pasting operation are completed by the same device in one process, thereby improving the operation efficiency.

[0052] Please also read Figure 1 to Figure 2As a specific implementation of the film sticking device provided in this embodiment, the film supply device 1 includes a mounting frame 11, a film supply mechanism 12 arranged on the mounting frame 11, a recovery mechanism 13 and a material belt wound between the film supply mechanism 12 and the recovery mechanism 13, the material belt includes centrifugal paper and a plurality of protective films glued to the centrifugal paper, and the specific structures of the mounting frame 11, the film supply mechanism 12 and the recovery mechanism 13 are not limited here; the film supply mechanism 12 includes a roll 121 wound with a material belt and a peeling wheel 121 for peeling the protective film off the centrifugal paper The film assembly 122 and the recovery mechanism 13 are connected to a driving mechanism 14 for rotating the recovery mechanism 13; the adhesive roll 121 is installed on the mounting frame 11. When the driving mechanism 14 drives the recovery mechanism 13 to rotate and recover the centrifugal paper, the centrifugal paper drives the adhesive roll 121 to rotate and output the material belt under the drive of the recovery mechanism 13. When the material belt is conveyed to the film stripping assembly 122, the protective film is peeled off the centrifugal paper by the action of the film stripping assembly 122 and is placed in the film stripping assembly 122. The specific structure of the film stripping assembly 122 is not limited here. The film removing device 2 includes a support frame 21, a film removing component 22 arranged on the support frame 21 and used to suck the protective film placed on the film stripping component 122, and the specific structure of the film removing component 22 is not limited here; the film removing component 22 includes a film removing nozzle 221 arranged above the film stripping component 122 and used to suck the protective film and a driving cylinder 222 used to drive the film removing nozzle 221 to rotate with a direction perpendicular to the surface of the support frame 21 as an axis, and the number of film removing nozzles 221 is not limited here; the film removing nozzle 221 and the driving cylinder 222 are both arranged on the support frame 21, and the film removing nozzle 221 sucks the protective film on the film stripping component 122, and at the same time, the driving cylinder 222 of the film removing component 22 drives the film removing nozzle 221 to rotate with a direction perpendicular to the surface of the support frame 21 as an axis and drives the protective film to rotate, so that the adhesive side of the protective film faces upward. The material picking device 3 is arranged above the film picking device 2, and includes a support plate 31 and a suction nozzle assembly 32 arranged on the support plate 31 and used to suck the product. The specific structure of the suction nozzle assembly 32 is not limited here; the suction nozzle assembly 32 of the material picking device 3 sucks the product and transports it to the top of the film picking device 2. At this time, the components of the product that need to be pasted with a protective film are located above the film picking nozzle 221, and the MIC hole of the product is facing downward. The protective film can be pasted on the product without rotating the product, and the protective film can be pasted when the MIC hole of the product is facing downward to prevent dust from falling into the MIC hole, effectively improving the output quality and output efficiency of the product, and the film picking operation and the film pasting operation are completed by the same device in one process, thereby improving the operation efficiency.

[0053] Furthermore, the film laminating device also includes at least one guide roller 5 arranged on the mounting frame 11, and at least one guide roller 5 is in contact with the material belt. By arranging the guide roller 5 on the mounting frame 11, the movement trajectory of the material belt on the mounting frame 11 is limited, and the material belt is effectively prevented from contacting the surface of the film supply device 1 and causing deviation from the set movement trajectory. At the same time, it helps to tighten the material belt, effectively reducing the failure rate of the film laminating device, improving production efficiency, and reducing production costs.

[0054] Please also read Figures 2 to 3 In the present embodiment, the film stripping assembly 122 of the film supply device 1 includes a film stripping component 1221 which is arranged on the mounting frame 11 and is used to strip the protective film from the centrifugal paper, and a placement table 1222 for placing the protective film. The specific structures of the film stripping component 1221 and the placement table 1222 are not limited here. Preferably, the film stripping component 1221 is a film stripping knife. When the material belt is conveyed to the film stripping component 1221, the film stripping component 1221 strips the protective film from the centrifugal paper, and the placement table 1222 receives the protective film, waiting for the film removal device 2 to suck the protective film off the placement table 1222.

[0055] Furthermore, the top surface of the film stripping component 1221 is provided with a limiting groove 12211 that abuts against the material belt. By providing the limiting groove 12211 that abuts against the material belt on the top surface of the film stripping component 1221, the movement trajectory of the material belt passing through the film stripping component 1221 is limited, and the material belt is prevented from detaching from the film stripping component 1221, thereby effectively reducing the failure rate of the film sticking device; the top surface of the film stripping component 1221 is located in the limiting groove 12211 and is covered with a limiting cover plate 1223. By providing the limiting cover plate 1223, part of the centrifugal paper is pre-pressed to prevent the centrifugal paper from arching at the film stripping component 1221 when the film stripping component 1221 peels off the protective film, thereby effectively reducing the failure rate of the film sticking device and improving production efficiency.

[0056] Furthermore, the film sticking device also includes a detection device 4 for monitoring the protective film on the placement table 1222. The detection device 4 is fixedly connected to the mounting frame 11 and is located below the corresponding position of the placement table 1222. The specific structure of the detection device 4 is not limited here. Preferably, the detection device 4 is a film stripping optical fiber, which is used to determine whether a stripped protective film is placed on the placement table 1222.

[0057] Furthermore, the driving mechanism 14 includes a driving motor 141 and a synchronization component 142 arranged on the mounting frame 11, the synchronization component 142 includes a first synchronization wheel 1421 connected to the driving motor 141, a second synchronization wheel 1422 connected to the recovery mechanism 13, and a synchronization belt 1423 wound between the first synchronization wheel 1421 and the second synchronization wheel 1422; the first synchronization wheel 1421 of the synchronization component 142 is connected to the driving motor 141, the kinetic energy of the driving motor 141 is transferred to the synchronization component 142, the second synchronization wheel 1422 is driven by the synchronization belt 1423, and the kinetic energy is then transferred to the recovery mechanism 13 by the second synchronization wheel 1422, thereby driving the recovery mechanism 13 to rotate and recover the centrifugal paper. The recovery mechanism 13 includes a fixed frame 131 fixedly connected to the mounting frame 11, a first transmission shaft 132 and a second transmission shaft 133 arranged on the fixed frame 131 and connected to the second synchronous wheel 1422, the first transmission shaft 132 and the second transmission shaft 133 respectively abut against the centrifugal paper, the first transmission shaft 132 and the second transmission shaft 133 press the centrifugal paper, and transfer kinetic energy to the first transmission shaft 132 connected thereto through the second synchronous wheel 1422, the first transmission shaft 132 and the second transmission shaft 133 respectively abut against the centrifugal paper, thereby driving the second transmission shaft 133 to rotate and drive the centrifugal paper to move, thereby realizing the recovery of the centrifugal paper and driving the operation of the film supply device 1; preferably, the recovery mechanism 13 also includes a guide plate 134 arranged at the bottom of the fixed frame 131, and the recovered centrifugal paper is guided and transported to the designated recovery point through the guide plate 134.

[0058] Please read further Figure 4In this embodiment, the film taking device 2 also includes a lifting component 23 arranged on the support frame 21, and a film taking nozzle 221 and a driving cylinder 222 are arranged on the lifting component 23, which are used to drive the film taking nozzle 221 and the driving cylinder 222 to move up and down relative to the support frame 21. The specific structure of the lifting component 23 is not limited here; the lifting component 23 includes a lifting frame 231 slidably arranged on the support frame 21 and a lifting cylinder 232 for driving the lifting frame 231 to move up and down relative to the support frame 21. The lifting frame 231 is provided with a film taking nozzle 221 and a driving cylinder 222. The lifting frame 231 is driven to move up and down relative to the support frame 21 by the lifting cylinder 232, which can make the film taking device 2 The suction nozzle 221 can better absorb the protective film placed on the film stripping component 122, thereby improving the success rate of the film taking suction nozzle 221 sucking the protective film. On the other hand, by arranging the lifting component 23 on the support frame 21, space is reserved for the driving cylinder 222 to drive the film taking suction nozzle 221 to rotate, thereby preventing the protective film from abutting against the surface of the film pasting device during rotation and causing the protective film to fall off, thereby effectively improving the reliability of the film pasting device. The lifting frame 231 is driven to rise by the lifting cylinder 232 to transport and paste the protective film with the adhesive side facing up on the components of the product, thereby realizing the pasting of the protective film with the MIC hole of the product facing downward, preventing dust from falling into the MIC hole, and effectively improving its output quality and output efficiency.

[0059] Furthermore, the film taking device 2 also includes an adjustment component 24 arranged at the bottom of the support frame 21. The specific structure of the adjustment component 24 is not limited here. The adjustment component 24 includes an adjustment plate 241, and a first adjustment block 242 and a second adjustment block 243 respectively connected to the support frame 21 and used to drive the support frame 21 to move relative to the adjustment plate 241. The surface of the adjustment plate 241 is provided with a first guide rail for sliding connection of the first adjustment block 242 and a second guide rail for sliding connection of the second adjustment block 243. By adjusting the first adjustment block 24 2 along the first guide rail and the second adjustment block 243 along the second guide rail to adjust the position of the film taking nozzle 221 on the support frame 21, so that the film taking nozzle 221 can more accurately suck the protective film on the placement table 1222 and accurately stick the protective film to the designated position of the product, effectively improving the reliability of the film sticking device; preferably, the first guide rail and the second guide rail are arranged perpendicular to each other, the adjustment direction of the first guide rail is to adjust the X-axis direction of the film taking nozzle 221, and the adjustment direction of the second guide rail is to adjust the Y-axis direction of the film taking nozzle 221.

[0060] Please read further Figure 5In this embodiment, the suction nozzle assembly 32 includes at least one conveying suction nozzle 321 arranged on the support plate 31 and used to suck the product and at least one positioning suction nozzle 322 used to position the components of the product. The number of the conveying suction nozzles 321 and the positioning suction nozzles 322 is not limited here; while the product on the carrier plate (not shown in the figure) is sucked by the conveying suction nozzle 321, the positioning suction nozzle 322 positions and fixes the components of the product that needs to be pasted with a protective film, so that the protective film can be accurately pasted at the specified position, thereby reducing the defective rate of the film pasting device and effectively improving the reliability of the film pasting device.

[0061] Furthermore, at least one guide column 311 is protrudingly formed on the surface of the support plate 31, and a guide hole for at least one guide column 311 to penetrate is provided on the lifting frame 231. The number of guide columns 311 is not limited here. By cooperating with the guide columns 311 protrudingly formed on the surface of the support plate 31 and the guide holes provided on the lifting frame 231, the movement direction of the lifting assembly 23 when it is raised and lowered relative to the support frame 21 is limited, which helps to improve the accuracy of the protective film being adhered to the components of the product and further improve the reliability of the film pasting device.

[0062] Furthermore, a limiting plate 33 is provided on the support plate 31 and abuts against the surface of the product, so as to effectively prevent the structure of the product from being deformed when the protective film is pasted on the product, thereby affecting the accuracy of pasting.

[0063] The above description is only a preferred embodiment of the present embodiment and is not intended to limit the present embodiment. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present embodiment shall be included in the protection scope of the present embodiment.

Claims

1. A film sticking device, characterized in that: include: The film supply device comprises a mounting frame, a film supply mechanism arranged on the mounting frame, a recovery mechanism and a material belt wound between the film supply mechanism and the recovery mechanism; the material belt comprises centrifugal paper and a plurality of protective films glued to the centrifugal paper; the film supply mechanism comprises a glue roll wound with the material belt and a film stripping assembly for stripping the protective film from the centrifugal paper, and the recovery mechanism is connected to a driving mechanism for rotating the recovery mechanism; The film taking device comprises a support frame and a film taking assembly, wherein the film taking assembly comprises a film taking nozzle arranged above the film stripping assembly and used to suck the protective film, and a driving cylinder used to drive the film taking nozzle to rotate with a direction perpendicular to the surface of the support frame as an axis, and the film taking nozzle and the driving cylinder are both arranged on the support frame; A material taking device, arranged above the film taking device, comprising a support plate and a suction nozzle assembly arranged on the support plate and used for sucking the product; The film stripping assembly comprises a film stripping component which is arranged on the mounting frame and used to strip the protective film from the centrifugal paper, and a placement table for placing the protective film, the top surface of the film stripping component is provided with a limiting groove which abuts against the material belt, and the top surface of the film stripping component is located at the limiting groove cover and is provided with a limiting cover plate; The driving mechanism comprises a driving motor and a synchronization assembly arranged on the mounting frame, wherein the synchronization assembly comprises a first synchronization wheel connected to the driving motor, a second synchronization wheel connected to the recovery mechanism, and a synchronization belt wound between the first synchronization wheel and the second synchronization wheel; The recovery mechanism includes a fixing frame fixedly connected to the mounting frame, a first transmission shaft and a second transmission shaft arranged on the fixing frame and connected to the second synchronous wheel, and a guide plate arranged at the bottom of the fixing frame, wherein the first transmission shaft and the second transmission shaft are respectively against the centrifugal paper; The film removal device also includes a lifting assembly arranged on the support frame, the lifting assembly includes a lifting frame slidably arranged on the support frame and a lifting cylinder for driving the lifting frame to move up and down relative to the support frame, and the film removal nozzle and the driving cylinder are arranged on the lifting frame; The film removal device also includes an adjustment component arranged at the bottom of the support frame, the adjustment component includes an adjustment plate, and a first adjustment block and a second adjustment block respectively connected to the support frame and used to drive the support frame to move relative to the adjustment plate, and a first guide rail for sliding connection of the first adjustment block and a second guide rail for sliding connection of the second adjustment block are provided on the surface of the adjustment plate, and the first guide rail and the second guide rail are arranged perpendicular to each other.

2. The film sticking device according to claim 1, characterized in that: The nozzle assembly includes at least one conveying nozzle disposed on the support plate and used to suck the product and at least one positioning nozzle used to position components of the product. A limiting plate abutting against a surface of the product is disposed on the support plate.

3. The film sticking device according to claim 1, characterized in that: The film sticking device also includes a detection device for monitoring the protective film on the placement table. The detection device is fixedly connected to the mounting frame and is located below a corresponding position of the placement table.

4. The film sticking device according to claim 1, characterized in that: At least one guide column is convexly formed on the surface of the support plate, and a guide hole for at least one guide column to penetrate is opened on the lifting frame.

5. The film sticking device according to claim 1, characterized in that: The film sticking device further comprises at least one guide roller arranged on the mounting frame, and at least one guide roller abuts against the material strip.

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